20348084640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3260911}}^1$

素因数の和:3260942

約数の個数: 96

約数和(自身を含む): 69026985216

約数和(自身を除く): 48678900576

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 6240, 3260911, 6521822, 9782733, 13043644, 16304555, 19565466, 26087288, 32609110, 39130932, 42391843, 48913665, 52174576, 65218220, 78261864, 84783686, 97827330, 104349152, 127175529, 130436440, 156523728, 169567372, 195654660, 211959215, 254351058, 260872880, 313047456, 339134744, 391309320, 423918430, 508702116, 521745760, 635877645, 678269488, 782618640, 847836860, 1017404232, 1271755290, 1356538976, 1565237280, 1695673720, 2034808464, 2543510580, 3391347440, 4069616928, 5087021160, 6782694880, 10174042320, 20348084640]

約数ペア:

[(1, 20348084640), (2, 10174042320), (3, 6782694880), (4, 5087021160), (5, 4069616928), (6, 3391347440), (8, 2543510580), (10, 2034808464), (12, 1695673720), (13, 1565237280), (15, 1356538976), (16, 1271755290), (20, 1017404232), (24, 847836860), (26, 782618640), (30, 678269488), (32, 635877645), (39, 521745760), (40, 508702116), (48, 423918430), (52, 391309320), (60, 339134744), (65, 313047456), (78, 260872880), (80, 254351058), (96, 211959215), (104, 195654660), (120, 169567372), (130, 156523728), (156, 130436440), (160, 127175529), (195, 104349152), (208, 97827330), (240, 84783686), (260, 78261864), (312, 65218220), (390, 52174576), (416, 48913665), (480, 42391843), (520, 39130932), (624, 32609110), (780, 26087288), (1040, 19565466), (1248, 16304555), (1560, 13043644), (2080, 9782733), (3120, 6521822), (6240, 3260911)]