19851160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2287}}^1$

素因数の和:2336

約数の個数: 64

約数和(自身を含む): 52715520

約数和(自身を除く): 32864360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 2287, 4340, 4574, 8680, 9148, 11435, 16009, 18296, 22870, 32018, 45740, 64036, 70897, 80045, 91480, 128072, 141794, 160090, 283588, 320180, 354485, 496279, 567176, 640360, 708970, 992558, 1417940, 1985116, 2481395, 2835880, 3970232, 4962790, 9925580, 19851160]

約数ペア:

[(1, 19851160), (2, 9925580), (4, 4962790), (5, 3970232), (7, 2835880), (8, 2481395), (10, 1985116), (14, 1417940), (20, 992558), (28, 708970), (31, 640360), (35, 567176), (40, 496279), (56, 354485), (62, 320180), (70, 283588), (124, 160090), (140, 141794), (155, 128072), (217, 91480), (248, 80045), (280, 70897), (310, 64036), (434, 45740), (620, 32018), (868, 22870), (1085, 18296), (1240, 16009), (1736, 11435), (2170, 9148), (2287, 8680), (4340, 4574)]