2040882980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{89591}}^1$

素因数の和:89684

約数の個数: 48

約数和(自身を含む): 4605745536

約数和(自身を除く): 2564862556

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 67, 68, 85, 134, 170, 268, 335, 340, 670, 1139, 1340, 2278, 4556, 5695, 11390, 22780, 89591, 179182, 358364, 447955, 895910, 1523047, 1791820, 3046094, 6002597, 6092188, 7615235, 12005194, 15230470, 24010388, 30012985, 30460940, 60025970, 102044149, 120051940, 204088298, 408176596, 510220745, 1020441490, 2040882980]

約数ペア:

[(1, 2040882980), (2, 1020441490), (4, 510220745), (5, 408176596), (10, 204088298), (17, 120051940), (20, 102044149), (34, 60025970), (67, 30460940), (68, 30012985), (85, 24010388), (134, 15230470), (170, 12005194), (268, 7615235), (335, 6092188), (340, 6002597), (670, 3046094), (1139, 1791820), (1340, 1523047), (2278, 895910), (4556, 447955), (5695, 358364), (11390, 179182), (22780, 89591)]