22609240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:520

約数の個数: 64

約数和(自身を含む): 54432000

約数和(自身を除く): 31822760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 71, 76, 95, 142, 152, 190, 284, 355, 380, 419, 568, 710, 760, 838, 1349, 1420, 1676, 2095, 2698, 2840, 3352, 4190, 5396, 6745, 7961, 8380, 10792, 13490, 15922, 16760, 26980, 29749, 31844, 39805, 53960, 59498, 63688, 79610, 118996, 148745, 159220, 237992, 297490, 318440, 565231, 594980, 1130462, 1189960, 2260924, 2826155, 4521848, 5652310, 11304620, 22609240]

約数ペア:

[(1, 22609240), (2, 11304620), (4, 5652310), (5, 4521848), (8, 2826155), (10, 2260924), (19, 1189960), (20, 1130462), (38, 594980), (40, 565231), (71, 318440), (76, 297490), (95, 237992), (142, 159220), (152, 148745), (190, 118996), (284, 79610), (355, 63688), (380, 59498), (419, 53960), (568, 39805), (710, 31844), (760, 29749), (838, 26980), (1349, 16760), (1420, 15922), (1676, 13490), (2095, 10792), (2698, 8380), (2840, 7961), (3352, 6745), (4190, 5396)]