351666260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{991}}^1\times {\mathrm{1613}}^1$

素因数の和:2624

約数の個数: 48

約数和(自身を含む): 806948352

約数和(自身を除く): 455282092

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 991, 1613, 1982, 3226, 3964, 4955, 6452, 8065, 9910, 10901, 16130, 17743, 19820, 21802, 32260, 35486, 43604, 54505, 70972, 88715, 109010, 177430, 218020, 354860, 1598483, 3196966, 6393932, 7992415, 15984830, 17583313, 31969660, 35166626, 70333252, 87916565, 175833130, 351666260]

約数ペア:

[(1, 351666260), (2, 175833130), (4, 87916565), (5, 70333252), (10, 35166626), (11, 31969660), (20, 17583313), (22, 15984830), (44, 7992415), (55, 6393932), (110, 3196966), (220, 1598483), (991, 354860), (1613, 218020), (1982, 177430), (3226, 109010), (3964, 88715), (4955, 70972), (6452, 54505), (8065, 43604), (9910, 35486), (10901, 32260), (16130, 21802), (17743, 19820)]