304380860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{569}}^1\times {\mathrm{3821}}^1$

素因数の和:4406

約数の個数: 48

約数和(自身を含む): 731989440

約数和(自身を除く): 427608580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 569, 1138, 2276, 2845, 3821, 3983, 5690, 7642, 7966, 11380, 15284, 15932, 19105, 19915, 26747, 38210, 39830, 53494, 76420, 79660, 106988, 133735, 267470, 534940, 2174149, 4348298, 8696596, 10870745, 15219043, 21741490, 30438086, 43482980, 60876172, 76095215, 152190430, 304380860]

約数ペア:

[(1, 304380860), (2, 152190430), (4, 76095215), (5, 60876172), (7, 43482980), (10, 30438086), (14, 21741490), (20, 15219043), (28, 10870745), (35, 8696596), (70, 4348298), (140, 2174149), (569, 534940), (1138, 267470), (2276, 133735), (2845, 106988), (3821, 79660), (3983, 76420), (5690, 53494), (7642, 39830), (7966, 38210), (11380, 26747), (15284, 19915), (15932, 19105)]