315036340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{2027}}^1$

素因数の和:2464

約数の個数: 48

約数和(自身を含む): 698443200

約数和(自身を除く): 383406860

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 409, 818, 1636, 2027, 2045, 4054, 4090, 7771, 8108, 8180, 10135, 15542, 20270, 31084, 38513, 38855, 40540, 77026, 77710, 154052, 155420, 192565, 385130, 770260, 829043, 1658086, 3316172, 4145215, 8290430, 15751817, 16580860, 31503634, 63007268, 78759085, 157518170, 315036340]

約数ペア:

[(1, 315036340), (2, 157518170), (4, 78759085), (5, 63007268), (10, 31503634), (19, 16580860), (20, 15751817), (38, 8290430), (76, 4145215), (95, 3316172), (190, 1658086), (380, 829043), (409, 770260), (818, 385130), (1636, 192565), (2027, 155420), (2045, 154052), (4054, 77710), (4090, 77026), (7771, 40540), (8108, 38855), (8180, 38513), (10135, 31084), (15542, 20270)]