22159220

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:368

約数の個数: 48

約数和(自身を含む): 48081600

約数和(自身を除く): 25922380

約数列:

[1, 2, 4, 5, 10, 20, 59, 89, 118, 178, 211, 236, 295, 356, 422, 445, 590, 844, 890, 1055, 1180, 1780, 2110, 4220, 5251, 10502, 12449, 18779, 21004, 24898, 26255, 37558, 49796, 52510, 62245, 75116, 93895, 105020, 124490, 187790, 248980, 375580, 1107961, 2215922, 4431844, 5539805, 11079610, 22159220]

約数ペア:

[(1, 22159220), (2, 11079610), (4, 5539805), (5, 4431844), (10, 2215922), (20, 1107961), (59, 375580), (89, 248980), (118, 187790), (178, 124490), (211, 105020), (236, 93895), (295, 75116), (356, 62245), (422, 52510), (445, 49796), (590, 37558), (844, 26255), (890, 24898), (1055, 21004), (1180, 18779), (1780, 12449), (2110, 10502), (4220, 5251)]