918236980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{619}}^1\times {\mathrm{4363}}^1$

素因数の和:5008

約数の個数: 48

約数和(自身を含む): 2045494080

約数和(自身を除く): 1127257100

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 619, 1238, 2476, 3095, 4363, 6190, 8726, 10523, 12380, 17452, 21046, 21815, 42092, 43630, 52615, 74171, 87260, 105230, 148342, 210460, 296684, 370855, 741710, 1483420, 2700697, 5401394, 10802788, 13503485, 27006970, 45911849, 54013940, 91823698, 183647396, 229559245, 459118490, 918236980]

約数ペア:

[(1, 918236980), (2, 459118490), (4, 229559245), (5, 183647396), (10, 91823698), (17, 54013940), (20, 45911849), (34, 27006970), (68, 13503485), (85, 10802788), (170, 5401394), (340, 2700697), (619, 1483420), (1238, 741710), (2476, 370855), (3095, 296684), (4363, 210460), (6190, 148342), (8726, 105230), (10523, 87260), (12380, 74171), (17452, 52615), (21046, 43630), (21815, 42092)]