24970820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{1031}}^1$

素因数の和:1220

約数の個数: 48

約数和(自身を含む): 60334848

約数和(自身を除く): 35364028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 173, 346, 692, 865, 1031, 1211, 1730, 2062, 2422, 3460, 4124, 4844, 5155, 6055, 7217, 10310, 12110, 14434, 20620, 24220, 28868, 36085, 72170, 144340, 178363, 356726, 713452, 891815, 1248541, 1783630, 2497082, 3567260, 4994164, 6242705, 12485410, 24970820]

約数ペア:

[(1, 24970820), (2, 12485410), (4, 6242705), (5, 4994164), (7, 3567260), (10, 2497082), (14, 1783630), (20, 1248541), (28, 891815), (35, 713452), (70, 356726), (140, 178363), (173, 144340), (346, 72170), (692, 36085), (865, 28868), (1031, 24220), (1211, 20620), (1730, 14434), (2062, 12110), (2422, 10310), (3460, 7217), (4124, 6055), (4844, 5155)]