1520761340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{307}}^1\times {\mathrm{863}}^1$

素因数の和:1227

約数の個数: 96

約数和(自身を含む): 3755372544

約数和(自身を除く): 2234611204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 307, 410, 574, 614, 820, 863, 1148, 1228, 1435, 1535, 1726, 2149, 2870, 3070, 3452, 4298, 4315, 5740, 6041, 6140, 8596, 8630, 10745, 12082, 12587, 17260, 21490, 24164, 25174, 30205, 35383, 42980, 50348, 60410, 62935, 70766, 88109, 120820, 125870, 141532, 176218, 176915, 247681, 251740, 264941, 352436, 353830, 440545, 495362, 529882, 707660, 881090, 990724, 1059764, 1238405, 1324705, 1762180, 1854587, 2476810, 2649410, 3709174, 4953620, 5298820, 7418348, 9272935, 10862581, 18545870, 21725162, 37091740, 43450324, 54312905, 76038067, 108625810, 152076134, 217251620, 304152268, 380190335, 760380670, 1520761340]

約数ペア:

[(1, 1520761340), (2, 760380670), (4, 380190335), (5, 304152268), (7, 217251620), (10, 152076134), (14, 108625810), (20, 76038067), (28, 54312905), (35, 43450324), (41, 37091740), (70, 21725162), (82, 18545870), (140, 10862581), (164, 9272935), (205, 7418348), (287, 5298820), (307, 4953620), (410, 3709174), (574, 2649410), (614, 2476810), (820, 1854587), (863, 1762180), (1148, 1324705), (1228, 1238405), (1435, 1059764), (1535, 990724), (1726, 881090), (2149, 707660), (2870, 529882), (3070, 495362), (3452, 440545), (4298, 353830), (4315, 352436), (5740, 264941), (6041, 251740), (6140, 247681), (8596, 176915), (8630, 176218), (10745, 141532), (12082, 125870), (12587, 120820), (17260, 88109), (21490, 70766), (24164, 62935), (25174, 60410), (30205, 50348), (35383, 42980)]