20157188320

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7410731}}^1$

素因数の和:7410763

約数の個数: 48

約数和(自身を含む): 50422620528

約数和(自身を除く): 30265432208

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 7410731, 14821462, 29642924, 37053655, 59285848, 74107310, 118571696, 125982427, 148214620, 237143392, 251964854, 296429240, 503929708, 592858480, 629912135, 1007859416, 1185716960, 1259824270, 2015718832, 2519648540, 4031437664, 5039297080, 10078594160, 20157188320]

約数ペア:

[(1, 20157188320), (2, 10078594160), (4, 5039297080), (5, 4031437664), (8, 2519648540), (10, 2015718832), (16, 1259824270), (17, 1185716960), (20, 1007859416), (32, 629912135), (34, 592858480), (40, 503929708), (68, 296429240), (80, 251964854), (85, 237143392), (136, 148214620), (160, 125982427), (170, 118571696), (272, 74107310), (340, 59285848), (544, 37053655), (680, 29642924), (1360, 14821462), (2720, 7410731)]