8839480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 21772800

約数和(自身を除く): 12933320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 89, 104, 130, 178, 191, 260, 356, 382, 445, 520, 712, 764, 890, 955, 1157, 1528, 1780, 1910, 2314, 2483, 3560, 3820, 4628, 4966, 5785, 7640, 9256, 9932, 11570, 12415, 16999, 19864, 23140, 24830, 33998, 46280, 49660, 67996, 84995, 99320, 135992, 169990, 220987, 339980, 441974, 679960, 883948, 1104935, 1767896, 2209870, 4419740, 8839480]

約数ペア:

[(1, 8839480), (2, 4419740), (4, 2209870), (5, 1767896), (8, 1104935), (10, 883948), (13, 679960), (20, 441974), (26, 339980), (40, 220987), (52, 169990), (65, 135992), (89, 99320), (104, 84995), (130, 67996), (178, 49660), (191, 46280), (260, 33998), (356, 24830), (382, 23140), (445, 19864), (520, 16999), (712, 12415), (764, 11570), (890, 9932), (955, 9256), (1157, 7640), (1528, 5785), (1780, 4966), (1910, 4628), (2314, 3820), (2483, 3560)]