17817420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1993}}^1$

素因数の和:2154

約数の個数: 48

約数和(自身を含む): 50248800

約数和(自身を除く): 32431380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 149, 298, 447, 596, 745, 894, 1490, 1788, 1993, 2235, 2980, 3986, 4470, 5979, 7972, 8940, 9965, 11958, 19930, 23916, 29895, 39860, 59790, 119580, 296957, 593914, 890871, 1187828, 1484785, 1781742, 2969570, 3563484, 4454355, 5939140, 8908710, 17817420]

約数ペア:

[(1, 17817420), (2, 8908710), (3, 5939140), (4, 4454355), (5, 3563484), (6, 2969570), (10, 1781742), (12, 1484785), (15, 1187828), (20, 890871), (30, 593914), (60, 296957), (149, 119580), (298, 59790), (447, 39860), (596, 29895), (745, 23916), (894, 19930), (1490, 11958), (1788, 9965), (1993, 8940), (2235, 7972), (2980, 5979), (3986, 4470)]