2913030520

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{15439}}^1$

素因数の和:15592

約数の個数: 64

約数和(自身を含む): 6753456000

約数和(自身を除く): 3840425480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 89, 106, 178, 212, 265, 356, 424, 445, 530, 712, 890, 1060, 1780, 2120, 3560, 4717, 9434, 15439, 18868, 23585, 30878, 37736, 47170, 61756, 77195, 94340, 123512, 154390, 188680, 308780, 617560, 818267, 1374071, 1636534, 2748142, 3273068, 4091335, 5496284, 6546136, 6870355, 8182670, 10992568, 13740710, 16365340, 27481420, 32730680, 54962840, 72825763, 145651526, 291303052, 364128815, 582606104, 728257630, 1456515260, 2913030520]

約数ペア:

[(1, 2913030520), (2, 1456515260), (4, 728257630), (5, 582606104), (8, 364128815), (10, 291303052), (20, 145651526), (40, 72825763), (53, 54962840), (89, 32730680), (106, 27481420), (178, 16365340), (212, 13740710), (265, 10992568), (356, 8182670), (424, 6870355), (445, 6546136), (530, 5496284), (712, 4091335), (890, 3273068), (1060, 2748142), (1780, 1636534), (2120, 1374071), (3560, 818267), (4717, 617560), (9434, 308780), (15439, 188680), (18868, 154390), (23585, 123512), (30878, 94340), (37736, 77195), (47170, 61756)]