19397200

素因数分解:

$2^4\times 5^2\times {\mathrm{71}}^1\times {\mathrm{683}}^1$

素因数の和:772

約数の個数: 60

約数和(自身を含む): 47327328

約数和(自身を除く): 27930128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 71, 80, 100, 142, 200, 284, 355, 400, 568, 683, 710, 1136, 1366, 1420, 1775, 2732, 2840, 3415, 3550, 5464, 5680, 6830, 7100, 10928, 13660, 14200, 17075, 27320, 28400, 34150, 48493, 54640, 68300, 96986, 136600, 193972, 242465, 273200, 387944, 484930, 775888, 969860, 1212325, 1939720, 2424650, 3879440, 4849300, 9698600, 19397200]

約数ペア:

[(1, 19397200), (2, 9698600), (4, 4849300), (5, 3879440), (8, 2424650), (10, 1939720), (16, 1212325), (20, 969860), (25, 775888), (40, 484930), (50, 387944), (71, 273200), (80, 242465), (100, 193972), (142, 136600), (200, 96986), (284, 68300), (355, 54640), (400, 48493), (568, 34150), (683, 28400), (710, 27320), (1136, 17075), (1366, 14200), (1420, 13660), (1775, 10928), (2732, 7100), (2840, 6830), (3415, 5680), (3550, 5464)]