20687535210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{271811}}^1$

素因数の和:271923

約数の個数: 64

約数和(自身を含む): 51666024960

約数和(自身を除く): 30978489750

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 59, 86, 118, 129, 177, 215, 258, 295, 354, 430, 590, 645, 885, 1290, 1770, 2537, 5074, 7611, 12685, 15222, 25370, 38055, 76110, 271811, 543622, 815433, 1359055, 1630866, 2718110, 4077165, 8154330, 11687873, 16036849, 23375746, 32073698, 35063619, 48110547, 58439365, 70127238, 80184245, 96221094, 116878730, 160368490, 175318095, 240552735, 350636190, 481105470, 689584507, 1379169014, 2068753521, 3447922535, 4137507042, 6895845070, 10343767605, 20687535210]

約数ペア:

[(1, 20687535210), (2, 10343767605), (3, 6895845070), (5, 4137507042), (6, 3447922535), (10, 2068753521), (15, 1379169014), (30, 689584507), (43, 481105470), (59, 350636190), (86, 240552735), (118, 175318095), (129, 160368490), (177, 116878730), (215, 96221094), (258, 80184245), (295, 70127238), (354, 58439365), (430, 48110547), (590, 35063619), (645, 32073698), (885, 23375746), (1290, 16036849), (1770, 11687873), (2537, 8154330), (5074, 4077165), (7611, 2718110), (12685, 1630866), (15222, 1359055), (25370, 815433), (38055, 543622), (76110, 271811)]