20422350

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3491}}^1$

素因数の和:3522

約数の個数: 72

約数和(自身を含む): 59105592

約数和(自身を除く): 38683242

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 39, 45, 50, 65, 75, 78, 90, 117, 130, 150, 195, 225, 234, 325, 390, 450, 585, 650, 975, 1170, 1950, 2925, 3491, 5850, 6982, 10473, 17455, 20946, 31419, 34910, 45383, 52365, 62838, 87275, 90766, 104730, 136149, 157095, 174550, 226915, 261825, 272298, 314190, 408447, 453830, 523650, 680745, 785475, 816894, 1134575, 1361490, 1570950, 2042235, 2269150, 3403725, 4084470, 6807450, 10211175, 20422350]

約数ペア:

[(1, 20422350), (2, 10211175), (3, 6807450), (5, 4084470), (6, 3403725), (9, 2269150), (10, 2042235), (13, 1570950), (15, 1361490), (18, 1134575), (25, 816894), (26, 785475), (30, 680745), (39, 523650), (45, 453830), (50, 408447), (65, 314190), (75, 272298), (78, 261825), (90, 226915), (117, 174550), (130, 157095), (150, 136149), (195, 104730), (225, 90766), (234, 87275), (325, 62838), (390, 52365), (450, 45383), (585, 34910), (650, 31419), (975, 20946), (1170, 17455), (1950, 10473), (2925, 6982), (3491, 5850)]