20105102010

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4162547}}^1$

素因数の和:4162587

約数の個数: 64

約数和(自身を含む): 57543063552

約数和(自身を除く): 37437961542

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 42, 46, 69, 70, 105, 115, 138, 161, 210, 230, 322, 345, 483, 690, 805, 966, 1610, 2415, 4830, 4162547, 8325094, 12487641, 20812735, 24975282, 29137829, 41625470, 58275658, 62438205, 87413487, 95738581, 124876410, 145689145, 174826974, 191477162, 287215743, 291378290, 437067435, 478692905, 574431486, 670170067, 874134870, 957385810, 1340340134, 1436078715, 2010510201, 2872157430, 3350850335, 4021020402, 6701700670, 10052551005, 20105102010]

約数ペア:

[(1, 20105102010), (2, 10052551005), (3, 6701700670), (5, 4021020402), (6, 3350850335), (7, 2872157430), (10, 2010510201), (14, 1436078715), (15, 1340340134), (21, 957385810), (23, 874134870), (30, 670170067), (35, 574431486), (42, 478692905), (46, 437067435), (69, 291378290), (70, 287215743), (105, 191477162), (115, 174826974), (138, 145689145), (161, 124876410), (210, 95738581), (230, 87413487), (322, 62438205), (345, 58275658), (483, 41625470), (690, 29137829), (805, 24975282), (966, 20812735), (1610, 12487641), (2415, 8325094), (4830, 4162547)]