28450290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1181}}^1$

素因数の和:1275

約数の個数: 64

約数和(自身を含む): 75572352

約数和(自身を除く): 47122062

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 73, 110, 146, 165, 219, 330, 365, 438, 730, 803, 1095, 1181, 1606, 2190, 2362, 2409, 3543, 4015, 4818, 5905, 7086, 8030, 11810, 12045, 12991, 17715, 24090, 25982, 35430, 38973, 64955, 77946, 86213, 129910, 172426, 194865, 258639, 389730, 431065, 517278, 862130, 948343, 1293195, 1896686, 2586390, 2845029, 4741715, 5690058, 9483430, 14225145, 28450290]

約数ペア:

[(1, 28450290), (2, 14225145), (3, 9483430), (5, 5690058), (6, 4741715), (10, 2845029), (11, 2586390), (15, 1896686), (22, 1293195), (30, 948343), (33, 862130), (55, 517278), (66, 431065), (73, 389730), (110, 258639), (146, 194865), (165, 172426), (219, 129910), (330, 86213), (365, 77946), (438, 64955), (730, 38973), (803, 35430), (1095, 25982), (1181, 24090), (1606, 17715), (2190, 12991), (2362, 12045), (2409, 11810), (3543, 8030), (4015, 7086), (4818, 5905)]