39616980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{3907}}^1$

素因数の和:3945

約数の個数: 72

約数和(自身を含む): 120147552

約数和(自身を除く): 80530572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 2028, 2535, 3380, 3907, 5070, 7814, 10140, 11721, 15628, 19535, 23442, 39070, 46884, 50791, 58605, 78140, 101582, 117210, 152373, 203164, 234420, 253955, 304746, 507910, 609492, 660283, 761865, 1015820, 1320566, 1523730, 1980849, 2641132, 3047460, 3301415, 3961698, 6602830, 7923396, 9904245, 13205660, 19808490, 39616980]

約数ペア:

[(1, 39616980), (2, 19808490), (3, 13205660), (4, 9904245), (5, 7923396), (6, 6602830), (10, 3961698), (12, 3301415), (13, 3047460), (15, 2641132), (20, 1980849), (26, 1523730), (30, 1320566), (39, 1015820), (52, 761865), (60, 660283), (65, 609492), (78, 507910), (130, 304746), (156, 253955), (169, 234420), (195, 203164), (260, 152373), (338, 117210), (390, 101582), (507, 78140), (676, 58605), (780, 50791), (845, 46884), (1014, 39070), (1690, 23442), (2028, 19535), (2535, 15628), (3380, 11721), (3907, 10140), (5070, 7814)]