194945360

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{78607}}^1$

素因数の和:78651

約数の個数: 40

約数和(自身を含む): 467874816

約数和(自身を除く): 272929456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 78607, 157214, 314428, 393035, 628856, 786070, 1257712, 1572140, 2436817, 3144280, 4873634, 6288560, 9747268, 12184085, 19494536, 24368170, 38989072, 48736340, 97472680, 194945360]

約数ペア:

[(1, 194945360), (2, 97472680), (4, 48736340), (5, 38989072), (8, 24368170), (10, 19494536), (16, 12184085), (20, 9747268), (31, 6288560), (40, 4873634), (62, 3144280), (80, 2436817), (124, 1572140), (155, 1257712), (248, 786070), (310, 628856), (496, 393035), (620, 314428), (1240, 157214), (2480, 78607)]