2738264720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1104139}}^1$

素因数の和:1104183

約数の個数: 40

約数和(自身を含む): 6571841280

約数和(自身を除く): 3833576560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 1104139, 2208278, 4416556, 5520695, 8833112, 11041390, 17666224, 22082780, 34228309, 44165560, 68456618, 88331120, 136913236, 171141545, 273826472, 342283090, 547652944, 684566180, 1369132360, 2738264720]

約数ペア:

[(1, 2738264720), (2, 1369132360), (4, 684566180), (5, 547652944), (8, 342283090), (10, 273826472), (16, 171141545), (20, 136913236), (31, 88331120), (40, 68456618), (62, 44165560), (80, 34228309), (124, 22082780), (155, 17666224), (248, 11041390), (310, 8833112), (496, 5520695), (620, 4416556), (1240, 2208278), (2480, 1104139)]