9911940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^2$

素因数の和:189

約数の個数: 72

約数和(自身を含む): 29046528

約数和(自身を除く): 19134588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 73, 93, 124, 146, 155, 186, 219, 292, 310, 365, 372, 438, 465, 620, 730, 876, 930, 1095, 1460, 1860, 2190, 2263, 4380, 4526, 5329, 6789, 9052, 10658, 11315, 13578, 15987, 21316, 22630, 26645, 27156, 31974, 33945, 45260, 53290, 63948, 67890, 79935, 106580, 135780, 159870, 165199, 319740, 330398, 495597, 660796, 825995, 991194, 1651990, 1982388, 2477985, 3303980, 4955970, 9911940]

約数ペア:

[(1, 9911940), (2, 4955970), (3, 3303980), (4, 2477985), (5, 1982388), (6, 1651990), (10, 991194), (12, 825995), (15, 660796), (20, 495597), (30, 330398), (31, 319740), (60, 165199), (62, 159870), (73, 135780), (93, 106580), (124, 79935), (146, 67890), (155, 63948), (186, 53290), (219, 45260), (292, 33945), (310, 31974), (365, 27156), (372, 26645), (438, 22630), (465, 21316), (620, 15987), (730, 13578), (876, 11315), (930, 10658), (1095, 9052), (1460, 6789), (1860, 5329), (2190, 4526), (2263, 4380)]