4419740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 10160640

約数和(自身を除く): 5740900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 89, 130, 178, 191, 260, 356, 382, 445, 764, 890, 955, 1157, 1780, 1910, 2314, 2483, 3820, 4628, 4966, 5785, 9932, 11570, 12415, 16999, 23140, 24830, 33998, 49660, 67996, 84995, 169990, 220987, 339980, 441974, 883948, 1104935, 2209870, 4419740]

約数ペア:

[(1, 4419740), (2, 2209870), (4, 1104935), (5, 883948), (10, 441974), (13, 339980), (20, 220987), (26, 169990), (52, 84995), (65, 67996), (89, 49660), (130, 33998), (178, 24830), (191, 23140), (260, 16999), (356, 12415), (382, 11570), (445, 9932), (764, 5785), (890, 4966), (955, 4628), (1157, 3820), (1780, 2483), (1910, 2314)]