30730990

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{2521}}^1$

素因数の和:2604

約数の個数: 32

約数和(自身を含む): 58833216

約数和(自身を除く): 28102226

約数列:

[1, 2, 5, 10, 23, 46, 53, 106, 115, 230, 265, 530, 1219, 2438, 2521, 5042, 6095, 12190, 12605, 25210, 57983, 115966, 133613, 267226, 289915, 579830, 668065, 1336130, 3073099, 6146198, 15365495, 30730990]

約数ペア:

[(1, 30730990), (2, 15365495), (5, 6146198), (10, 3073099), (23, 1336130), (46, 668065), (53, 579830), (106, 289915), (115, 267226), (230, 133613), (265, 115966), (530, 57983), (1219, 25210), (2438, 12605), (2521, 12190), (5042, 6095)]