1999304840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{14293}}^1$

素因数の和:14586

約数の個数: 64

約数和(自身を含む): 4862818800

約数和(自身を除く): 2863513960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 269, 520, 538, 1076, 1345, 2152, 2690, 3497, 5380, 6994, 10760, 13988, 14293, 17485, 27976, 28586, 34970, 57172, 69940, 71465, 114344, 139880, 142930, 185809, 285860, 371618, 571720, 743236, 929045, 1486472, 1858090, 3716180, 3844817, 7432360, 7689634, 15379268, 19224085, 30758536, 38448170, 49982621, 76896340, 99965242, 153792680, 199930484, 249913105, 399860968, 499826210, 999652420, 1999304840]

約数ペア:

[(1, 1999304840), (2, 999652420), (4, 499826210), (5, 399860968), (8, 249913105), (10, 199930484), (13, 153792680), (20, 99965242), (26, 76896340), (40, 49982621), (52, 38448170), (65, 30758536), (104, 19224085), (130, 15379268), (260, 7689634), (269, 7432360), (520, 3844817), (538, 3716180), (1076, 1858090), (1345, 1486472), (2152, 929045), (2690, 743236), (3497, 571720), (5380, 371618), (6994, 285860), (10760, 185809), (13988, 142930), (14293, 139880), (17485, 114344), (27976, 71465), (28586, 69940), (34970, 57172)]