20734851670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{6427}}^1$

素因数の和:6566

約数の個数: 96

約数和(自身を含む): 42686445312

約数和(自身を除く): 21951593642

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 83, 115, 130, 166, 169, 230, 299, 338, 415, 598, 830, 845, 1079, 1495, 1690, 1909, 2158, 2990, 3818, 3887, 5395, 6427, 7774, 9545, 10790, 12854, 14027, 19090, 19435, 24817, 28054, 32135, 38870, 49634, 64270, 70135, 83551, 124085, 140270, 147821, 167102, 248170, 295642, 322621, 417755, 533441, 645242, 739105, 835510, 1066882, 1086163, 1478210, 1613105, 1921673, 2172326, 2667205, 3226210, 3843346, 5334410, 5430815, 6934733, 9608365, 10861630, 12269143, 13869466, 19216730, 24538286, 24981749, 34673665, 49963498, 61345715, 69347330, 90151529, 122691430, 124908745, 159498859, 180303058, 249817490, 318997718, 450757645, 797494295, 901515290, 1594988590, 2073485167, 4146970334, 10367425835, 20734851670]

約数ペア:

[(1, 20734851670), (2, 10367425835), (5, 4146970334), (10, 2073485167), (13, 1594988590), (23, 901515290), (26, 797494295), (46, 450757645), (65, 318997718), (83, 249817490), (115, 180303058), (130, 159498859), (166, 124908745), (169, 122691430), (230, 90151529), (299, 69347330), (338, 61345715), (415, 49963498), (598, 34673665), (830, 24981749), (845, 24538286), (1079, 19216730), (1495, 13869466), (1690, 12269143), (1909, 10861630), (2158, 9608365), (2990, 6934733), (3818, 5430815), (3887, 5334410), (5395, 3843346), (6427, 3226210), (7774, 2667205), (9545, 2172326), (10790, 1921673), (12854, 1613105), (14027, 1478210), (19090, 1086163), (19435, 1066882), (24817, 835510), (28054, 739105), (32135, 645242), (38870, 533441), (49634, 417755), (64270, 322621), (70135, 295642), (83551, 248170), (124085, 167102), (140270, 147821)]