20024940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25673}}^1$

素因数の和:25698

約数の個数: 48

約数和(自身を含む): 60385248

約数和(自身を除く): 40360308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 25673, 51346, 77019, 102692, 128365, 154038, 256730, 308076, 333749, 385095, 513460, 667498, 770190, 1001247, 1334996, 1540380, 1668745, 2002494, 3337490, 4004988, 5006235, 6674980, 10012470, 20024940]

約数ペア:

[(1, 20024940), (2, 10012470), (3, 6674980), (4, 5006235), (5, 4004988), (6, 3337490), (10, 2002494), (12, 1668745), (13, 1540380), (15, 1334996), (20, 1001247), (26, 770190), (30, 667498), (39, 513460), (52, 385095), (60, 333749), (65, 308076), (78, 256730), (130, 154038), (156, 128365), (195, 102692), (260, 77019), (390, 51346), (780, 25673)]