1520787830

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{1709}}^1$

素因数の和:1865

約数の個数: 64

約数和(自身を含む): 2951925120

約数和(自身を除く): 1431137290

約数列:

[1, 2, 5, 10, 23, 46, 53, 73, 106, 115, 146, 230, 265, 365, 530, 730, 1219, 1679, 1709, 2438, 3358, 3418, 3869, 6095, 7738, 8395, 8545, 12190, 16790, 17090, 19345, 38690, 39307, 78614, 88987, 90577, 124757, 177974, 181154, 196535, 249514, 393070, 444935, 452885, 623785, 889870, 905770, 1247570, 2083271, 2869411, 4166542, 5738822, 6612121, 10416355, 13224242, 14347055, 20832710, 28694110, 33060605, 66121210, 152078783, 304157566, 760393915, 1520787830]

約数ペア:

[(1, 1520787830), (2, 760393915), (5, 304157566), (10, 152078783), (23, 66121210), (46, 33060605), (53, 28694110), (73, 20832710), (106, 14347055), (115, 13224242), (146, 10416355), (230, 6612121), (265, 5738822), (365, 4166542), (530, 2869411), (730, 2083271), (1219, 1247570), (1679, 905770), (1709, 889870), (2438, 623785), (3358, 452885), (3418, 444935), (3869, 393070), (6095, 249514), (7738, 196535), (8395, 181154), (8545, 177974), (12190, 124757), (16790, 90577), (17090, 88987), (19345, 78614), (38690, 39307)]