486587240

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{4243}}^1$

素因数の和:4362

約数の個数: 64

約数和(自身を含む): 1136712960

約数和(自身を除く): 650125720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 61, 94, 122, 188, 235, 244, 305, 376, 470, 488, 610, 940, 1220, 1880, 2440, 2867, 4243, 5734, 8486, 11468, 14335, 16972, 21215, 22936, 28670, 33944, 42430, 57340, 84860, 114680, 169720, 199421, 258823, 398842, 517646, 797684, 997105, 1035292, 1294115, 1595368, 1994210, 2070584, 2588230, 3988420, 5176460, 7976840, 10352920, 12164681, 24329362, 48658724, 60823405, 97317448, 121646810, 243293620, 486587240]

約数ペア:

[(1, 486587240), (2, 243293620), (4, 121646810), (5, 97317448), (8, 60823405), (10, 48658724), (20, 24329362), (40, 12164681), (47, 10352920), (61, 7976840), (94, 5176460), (122, 3988420), (188, 2588230), (235, 2070584), (244, 1994210), (305, 1595368), (376, 1294115), (470, 1035292), (488, 997105), (610, 797684), (940, 517646), (1220, 398842), (1880, 258823), (2440, 199421), (2867, 169720), (4243, 114680), (5734, 84860), (8486, 57340), (11468, 42430), (14335, 33944), (16972, 28670), (21215, 22936)]