2588420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 6023808

約数和(自身を除く): 3435388

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 331, 340, 391, 460, 662, 782, 1324, 1564, 1655, 1955, 3310, 3910, 5627, 6620, 7613, 7820, 11254, 15226, 22508, 28135, 30452, 38065, 56270, 76130, 112540, 129421, 152260, 258842, 517684, 647105, 1294210, 2588420]

約数ペア:

[(1, 2588420), (2, 1294210), (4, 647105), (5, 517684), (10, 258842), (17, 152260), (20, 129421), (23, 112540), (34, 76130), (46, 56270), (68, 38065), (85, 30452), (92, 28135), (115, 22508), (170, 15226), (230, 11254), (331, 7820), (340, 7613), (391, 6620), (460, 5627), (662, 3910), (782, 3310), (1324, 1955), (1564, 1655)]