4508140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2477}}^1$

素因数の和:2506

約数の個数: 48

約数和(自身を含む): 11656512

約数和(自身を除く): 7148372

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 2477, 4954, 9908, 12385, 17339, 24770, 32201, 34678, 49540, 64402, 69356, 86695, 128804, 161005, 173390, 225407, 322010, 346780, 450814, 644020, 901628, 1127035, 2254070, 4508140]

約数ペア:

[(1, 4508140), (2, 2254070), (4, 1127035), (5, 901628), (7, 644020), (10, 450814), (13, 346780), (14, 322010), (20, 225407), (26, 173390), (28, 161005), (35, 128804), (52, 86695), (65, 69356), (70, 64402), (91, 49540), (130, 34678), (140, 32201), (182, 24770), (260, 17339), (364, 12385), (455, 9908), (910, 4954), (1820, 2477)]