61889380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{7247}}^1$

素因数の和:7324

約数の個数: 48

約数和(自身を含む): 150990336

約数和(自身を除く): 89100956

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 4270, 7247, 8540, 14494, 28988, 36235, 50729, 72470, 101458, 144940, 202916, 253645, 442067, 507290, 884134, 1014580, 1768268, 2210335, 3094469, 4420670, 6188938, 8841340, 12377876, 15472345, 30944690, 61889380]

約数ペア:

[(1, 61889380), (2, 30944690), (4, 15472345), (5, 12377876), (7, 8841340), (10, 6188938), (14, 4420670), (20, 3094469), (28, 2210335), (35, 1768268), (61, 1014580), (70, 884134), (122, 507290), (140, 442067), (244, 253645), (305, 202916), (427, 144940), (610, 101458), (854, 72470), (1220, 50729), (1708, 36235), (2135, 28988), (4270, 14494), (7247, 8540)]