8841990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:213

約数の個数: 64

約数和(自身を含む): 22208256

約数和(自身を除く): 13366266

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 67, 83, 106, 134, 159, 166, 201, 249, 265, 318, 335, 402, 415, 498, 530, 670, 795, 830, 1005, 1245, 1590, 2010, 2490, 3551, 4399, 5561, 7102, 8798, 10653, 11122, 13197, 16683, 17755, 21306, 21995, 26394, 27805, 33366, 35510, 43990, 53265, 55610, 65985, 83415, 106530, 131970, 166830, 294733, 589466, 884199, 1473665, 1768398, 2947330, 4420995, 8841990]

約数ペア:

[(1, 8841990), (2, 4420995), (3, 2947330), (5, 1768398), (6, 1473665), (10, 884199), (15, 589466), (30, 294733), (53, 166830), (67, 131970), (83, 106530), (106, 83415), (134, 65985), (159, 55610), (166, 53265), (201, 43990), (249, 35510), (265, 33366), (318, 27805), (335, 26394), (402, 21995), (415, 21306), (498, 17755), (530, 16683), (670, 13197), (795, 11122), (830, 10653), (1005, 8798), (1245, 7102), (1590, 5561), (2010, 4399), (2490, 3551)]