20177500910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{239}}^1\times {\mathrm{383}}^1$

素因数の和:750

約数の個数: 128

約数和(自身を含む): 43316674560

約数和(自身を除く): 23139173650

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 67, 70, 94, 134, 235, 239, 329, 335, 383, 469, 470, 478, 658, 670, 766, 938, 1195, 1645, 1673, 1915, 2345, 2390, 2681, 3149, 3290, 3346, 3830, 4690, 5362, 6298, 8365, 11233, 13405, 15745, 16013, 16730, 18001, 22043, 22466, 25661, 26810, 31490, 32026, 36002, 44086, 51322, 56165, 78631, 80065, 90005, 91537, 110215, 112091, 112330, 126007, 128305, 157262, 160130, 179627, 180010, 183074, 220430, 224182, 252014, 256610, 359254, 393155, 457685, 560455, 630035, 640759, 752611, 786310, 898135, 915370, 1120910, 1206067, 1260070, 1281518, 1505222, 1796270, 2412134, 3203795, 3763055, 4302239, 5268277, 6030335, 6132979, 6407590, 7526110, 8442469, 8604478, 10536554, 12060670, 12265958, 16884938, 21511195, 26341385, 30115673, 30664895, 42212345, 42930853, 43022390, 52682770, 60231346, 61329790, 84424690, 85861706, 150578365, 214654265, 288250013, 301156730, 429308530, 576500026, 1441250065, 2017750091, 2882500130, 4035500182, 10088750455, 20177500910]

約数ペア:

[(1, 20177500910), (2, 10088750455), (5, 4035500182), (7, 2882500130), (10, 2017750091), (14, 1441250065), (35, 576500026), (47, 429308530), (67, 301156730), (70, 288250013), (94, 214654265), (134, 150578365), (235, 85861706), (239, 84424690), (329, 61329790), (335, 60231346), (383, 52682770), (469, 43022390), (470, 42930853), (478, 42212345), (658, 30664895), (670, 30115673), (766, 26341385), (938, 21511195), (1195, 16884938), (1645, 12265958), (1673, 12060670), (1915, 10536554), (2345, 8604478), (2390, 8442469), (2681, 7526110), (3149, 6407590), (3290, 6132979), (3346, 6030335), (3830, 5268277), (4690, 4302239), (5362, 3763055), (6298, 3203795), (8365, 2412134), (11233, 1796270), (13405, 1505222), (15745, 1281518), (16013, 1260070), (16730, 1206067), (18001, 1120910), (22043, 915370), (22466, 898135), (25661, 786310), (26810, 752611), (31490, 640759), (32026, 630035), (36002, 560455), (44086, 457685), (51322, 393155), (56165, 359254), (78631, 256610), (80065, 252014), (90005, 224182), (91537, 220430), (110215, 183074), (112091, 180010), (112330, 179627), (126007, 160130), (128305, 157262)]