7406920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:214

約数の個数: 64

約数和(自身を含む): 17781120

約数和(自身を除く): 10374200

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 83, 92, 97, 115, 166, 184, 194, 230, 332, 388, 415, 460, 485, 664, 776, 830, 920, 970, 1660, 1909, 1940, 2231, 3320, 3818, 3880, 4462, 7636, 8051, 8924, 9545, 11155, 15272, 16102, 17848, 19090, 22310, 32204, 38180, 40255, 44620, 64408, 76360, 80510, 89240, 161020, 185173, 322040, 370346, 740692, 925865, 1481384, 1851730, 3703460, 7406920]

約数ペア:

[(1, 7406920), (2, 3703460), (4, 1851730), (5, 1481384), (8, 925865), (10, 740692), (20, 370346), (23, 322040), (40, 185173), (46, 161020), (83, 89240), (92, 80510), (97, 76360), (115, 64408), (166, 44620), (184, 40255), (194, 38180), (230, 32204), (332, 22310), (388, 19090), (415, 17848), (460, 16102), (485, 15272), (664, 11155), (776, 9545), (830, 8924), (920, 8051), (970, 7636), (1660, 4462), (1909, 3880), (1940, 3818), (2231, 3320)]