173604940

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{683}}^1$

素因数の和:942

約数の個数: 48

約数和(自身を含む): 372314880

約数和(自身を除く): 198709940

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 179, 284, 355, 358, 683, 710, 716, 895, 1366, 1420, 1790, 2732, 3415, 3580, 6830, 12709, 13660, 25418, 48493, 50836, 63545, 96986, 122257, 127090, 193972, 242465, 244514, 254180, 484930, 489028, 611285, 969860, 1222570, 2445140, 8680247, 17360494, 34720988, 43401235, 86802470, 173604940]

約数ペア:

[(1, 173604940), (2, 86802470), (4, 43401235), (5, 34720988), (10, 17360494), (20, 8680247), (71, 2445140), (142, 1222570), (179, 969860), (284, 611285), (355, 489028), (358, 484930), (683, 254180), (710, 244514), (716, 242465), (895, 193972), (1366, 127090), (1420, 122257), (1790, 96986), (2732, 63545), (3415, 50836), (3580, 48493), (6830, 25418), (12709, 13660)]