28849840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{11633}}^1$

素因数の和:11677

約数の個数: 40

約数和(自身を含む): 69245568

約数和(自身を除く): 40395728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 11633, 23266, 46532, 58165, 93064, 116330, 186128, 232660, 360623, 465320, 721246, 930640, 1442492, 1803115, 2884984, 3606230, 5769968, 7212460, 14424920, 28849840]

約数ペア:

[(1, 28849840), (2, 14424920), (4, 7212460), (5, 5769968), (8, 3606230), (10, 2884984), (16, 1803115), (20, 1442492), (31, 930640), (40, 721246), (62, 465320), (80, 360623), (124, 232660), (155, 186128), (248, 116330), (310, 93064), (496, 58165), (620, 46532), (1240, 23266), (2480, 11633)]