15679768780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3547459}}^1$

素因数の和:3547498

約数の個数: 48

約数和(自身を含む): 37546316640

約数和(自身を除く): 21866547860

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 3547459, 7094918, 14189836, 17737295, 35474590, 46116967, 60306803, 70949180, 92233934, 120613606, 184467868, 230584835, 241227212, 301534015, 461169670, 603068030, 783988439, 922339340, 1206136060, 1567976878, 3135953756, 3919942195, 7839884390, 15679768780]

約数ペア:

[(1, 15679768780), (2, 7839884390), (4, 3919942195), (5, 3135953756), (10, 1567976878), (13, 1206136060), (17, 922339340), (20, 783988439), (26, 603068030), (34, 461169670), (52, 301534015), (65, 241227212), (68, 230584835), (85, 184467868), (130, 120613606), (170, 92233934), (221, 70949180), (260, 60306803), (340, 46116967), (442, 35474590), (884, 17737295), (1105, 14189836), (2210, 7094918), (4420, 3547459)]