27879430

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1\times {\mathrm{211}}^1$

素因数の和:472

約数の個数: 32

約数和(自身を含む): 51393888

約数和(自身を除く): 23514458

約数列:

[1, 2, 5, 10, 73, 146, 181, 211, 362, 365, 422, 730, 905, 1055, 1810, 2110, 13213, 15403, 26426, 30806, 38191, 66065, 76382, 77015, 132130, 154030, 190955, 381910, 2787943, 5575886, 13939715, 27879430]

約数ペア:

[(1, 27879430), (2, 13939715), (5, 5575886), (10, 2787943), (73, 381910), (146, 190955), (181, 154030), (211, 132130), (362, 77015), (365, 76382), (422, 66065), (730, 38191), (905, 30806), (1055, 26426), (1810, 15403), (2110, 13213)]