20046996840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12850639}}^1$

素因数の和:12850666

約数の個数: 64

約数和(自身を含む): 64767225600

約数和(自身を除く): 44720228760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 12850639, 25701278, 38551917, 51402556, 64253195, 77103834, 102805112, 128506390, 154207668, 167058307, 192759585, 257012780, 308415336, 334116614, 385519170, 501174921, 514025560, 668233228, 771038340, 835291535, 1002349842, 1336466456, 1542076680, 1670583070, 2004699684, 2505874605, 3341166140, 4009399368, 5011749210, 6682332280, 10023498420, 20046996840]

約数ペア:

[(1, 20046996840), (2, 10023498420), (3, 6682332280), (4, 5011749210), (5, 4009399368), (6, 3341166140), (8, 2505874605), (10, 2004699684), (12, 1670583070), (13, 1542076680), (15, 1336466456), (20, 1002349842), (24, 835291535), (26, 771038340), (30, 668233228), (39, 514025560), (40, 501174921), (52, 385519170), (60, 334116614), (65, 308415336), (78, 257012780), (104, 192759585), (120, 167058307), (130, 154207668), (156, 128506390), (195, 102805112), (260, 77103834), (312, 64253195), (390, 51402556), (520, 38551917), (780, 25701278), (1560, 12850639)]