1420236440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{298369}}^1$

素因数の和:298404

約数の個数: 64

約数和(自身を含む): 3866875200

約数和(自身を除く): 2446638760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4760, 298369, 596738, 1193476, 1491845, 2088583, 2386952, 2983690, 4177166, 5072273, 5967380, 8354332, 10144546, 10442915, 11934760, 16708664, 20289092, 20885830, 25361365, 35505911, 40578184, 41771660, 50722730, 71011822, 83543320, 101445460, 142023644, 177529555, 202890920, 284047288, 355059110, 710118220, 1420236440]

約数ペア:

[(1, 1420236440), (2, 710118220), (4, 355059110), (5, 284047288), (7, 202890920), (8, 177529555), (10, 142023644), (14, 101445460), (17, 83543320), (20, 71011822), (28, 50722730), (34, 41771660), (35, 40578184), (40, 35505911), (56, 25361365), (68, 20885830), (70, 20289092), (85, 16708664), (119, 11934760), (136, 10442915), (140, 10144546), (170, 8354332), (238, 5967380), (280, 5072273), (340, 4177166), (476, 2983690), (595, 2386952), (680, 2088583), (952, 1491845), (1190, 1193476), (2380, 596738), (4760, 298369)]