8913840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2857}}^1$

素因数の和:2886

約数の個数: 80

約数和(自身を含む): 29768928

約数和(自身を除く): 20855088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 2857, 3120, 5714, 8571, 11428, 14285, 17142, 22856, 28570, 34284, 37141, 42855, 45712, 57140, 68568, 74282, 85710, 111423, 114280, 137136, 148564, 171420, 185705, 222846, 228560, 297128, 342840, 371410, 445692, 557115, 594256, 685680, 742820, 891384, 1114230, 1485640, 1782768, 2228460, 2971280, 4456920, 8913840]

約数ペア:

[(1, 8913840), (2, 4456920), (3, 2971280), (4, 2228460), (5, 1782768), (6, 1485640), (8, 1114230), (10, 891384), (12, 742820), (13, 685680), (15, 594256), (16, 557115), (20, 445692), (24, 371410), (26, 342840), (30, 297128), (39, 228560), (40, 222846), (48, 185705), (52, 171420), (60, 148564), (65, 137136), (78, 114280), (80, 111423), (104, 85710), (120, 74282), (130, 68568), (156, 57140), (195, 45712), (208, 42855), (240, 37141), (260, 34284), (312, 28570), (390, 22856), (520, 17142), (624, 14285), (780, 11428), (1040, 8571), (1560, 5714), (2857, 3120)]