20197267680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{433}}^1\times {\mathrm{97177}}^1$

素因数の和:97628

約数の個数: 96

約数和(自身を含む): 63768981024

約数和(自身を除く): 43571713344

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 433, 480, 866, 1299, 1732, 2165, 2598, 3464, 4330, 5196, 6495, 6928, 8660, 10392, 12990, 13856, 17320, 20784, 25980, 34640, 41568, 51960, 69280, 97177, 103920, 194354, 207840, 291531, 388708, 485885, 583062, 777416, 971770, 1166124, 1457655, 1554832, 1943540, 2332248, 2915310, 3109664, 3887080, 4664496, 5830620, 7774160, 9328992, 11661240, 15548320, 23322480, 42077641, 46644960, 84155282, 126232923, 168310564, 210388205, 252465846, 336621128, 420776410, 504931692, 631164615, 673242256, 841552820, 1009863384, 1262329230, 1346484512, 1683105640, 2019726768, 2524658460, 3366211280, 4039453536, 5049316920, 6732422560, 10098633840, 20197267680]

約数ペア:

[(1, 20197267680), (2, 10098633840), (3, 6732422560), (4, 5049316920), (5, 4039453536), (6, 3366211280), (8, 2524658460), (10, 2019726768), (12, 1683105640), (15, 1346484512), (16, 1262329230), (20, 1009863384), (24, 841552820), (30, 673242256), (32, 631164615), (40, 504931692), (48, 420776410), (60, 336621128), (80, 252465846), (96, 210388205), (120, 168310564), (160, 126232923), (240, 84155282), (433, 46644960), (480, 42077641), (866, 23322480), (1299, 15548320), (1732, 11661240), (2165, 9328992), (2598, 7774160), (3464, 5830620), (4330, 4664496), (5196, 3887080), (6495, 3109664), (6928, 2915310), (8660, 2332248), (10392, 1943540), (12990, 1554832), (13856, 1457655), (17320, 1166124), (20784, 971770), (25980, 777416), (34640, 583062), (41568, 485885), (51960, 388708), (69280, 291531), (97177, 207840), (103920, 194354)]