38749120

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^2\times {\mathrm{419}}^1$

素因数の和:470

約数の個数: 84

約数和(自身を含む): 98252280

約数和(自身を除く): 59503160

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 289, 320, 340, 419, 544, 578, 680, 838, 1088, 1156, 1360, 1445, 1676, 2095, 2312, 2720, 2890, 3352, 4190, 4624, 5440, 5780, 6704, 7123, 8380, 9248, 11560, 13408, 14246, 16760, 18496, 23120, 26816, 28492, 33520, 35615, 46240, 56984, 67040, 71230, 92480, 113968, 121091, 134080, 142460, 227936, 242182, 284920, 455872, 484364, 569840, 605455, 968728, 1139680, 1210910, 1937456, 2279360, 2421820, 3874912, 4843640, 7749824, 9687280, 19374560, 38749120]

約数ペア:

[(1, 38749120), (2, 19374560), (4, 9687280), (5, 7749824), (8, 4843640), (10, 3874912), (16, 2421820), (17, 2279360), (20, 1937456), (32, 1210910), (34, 1139680), (40, 968728), (64, 605455), (68, 569840), (80, 484364), (85, 455872), (136, 284920), (160, 242182), (170, 227936), (272, 142460), (289, 134080), (320, 121091), (340, 113968), (419, 92480), (544, 71230), (578, 67040), (680, 56984), (838, 46240), (1088, 35615), (1156, 33520), (1360, 28492), (1445, 26816), (1676, 23120), (2095, 18496), (2312, 16760), (2720, 14246), (2890, 13408), (3352, 11560), (4190, 9248), (4624, 8380), (5440, 7123), (5780, 6704)]