28366020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{2671}}^1$

素因数の和:2745

約数の個数: 72

約数和(自身を含む): 87534720

約数和(自身を除く): 59168700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 531, 590, 708, 885, 1062, 1180, 1770, 2124, 2655, 2671, 3540, 5310, 5342, 8013, 10620, 10684, 13355, 16026, 24039, 26710, 32052, 40065, 48078, 53420, 80130, 96156, 120195, 157589, 160260, 240390, 315178, 472767, 480780, 630356, 787945, 945534, 1418301, 1575890, 1891068, 2363835, 2836602, 3151780, 4727670, 5673204, 7091505, 9455340, 14183010, 28366020]

約数ペア:

[(1, 28366020), (2, 14183010), (3, 9455340), (4, 7091505), (5, 5673204), (6, 4727670), (9, 3151780), (10, 2836602), (12, 2363835), (15, 1891068), (18, 1575890), (20, 1418301), (30, 945534), (36, 787945), (45, 630356), (59, 480780), (60, 472767), (90, 315178), (118, 240390), (177, 160260), (180, 157589), (236, 120195), (295, 96156), (354, 80130), (531, 53420), (590, 48078), (708, 40065), (885, 32052), (1062, 26710), (1180, 24039), (1770, 16026), (2124, 13355), (2655, 10684), (2671, 10620), (3540, 8013), (5310, 5342)]