393644940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{38821}}^1$

素因数の和:38859

約数の個数: 72

約数和(自身を含む): 1193543568

約数和(自身を除く): 799898628

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, 5070, 10140, 38821, 77642, 116463, 155284, 194105, 232926, 388210, 465852, 504673, 582315, 776420, 1009346, 1164630, 1514019, 2018692, 2329260, 2523365, 3028038, 5046730, 6056076, 6560749, 7570095, 10093460, 13121498, 15140190, 19682247, 26242996, 30280380, 32803745, 39364494, 65607490, 78728988, 98411235, 131214980, 196822470, 393644940]

約数ペア:

[(1, 393644940), (2, 196822470), (3, 131214980), (4, 98411235), (5, 78728988), (6, 65607490), (10, 39364494), (12, 32803745), (13, 30280380), (15, 26242996), (20, 19682247), (26, 15140190), (30, 13121498), (39, 10093460), (52, 7570095), (60, 6560749), (65, 6056076), (78, 5046730), (130, 3028038), (156, 2523365), (169, 2329260), (195, 2018692), (260, 1514019), (338, 1164630), (390, 1009346), (507, 776420), (676, 582315), (780, 504673), (845, 465852), (1014, 388210), (1690, 232926), (2028, 194105), (2535, 155284), (3380, 116463), (5070, 77642), (10140, 38821)]