671569240

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{15647}}^1$

素因数の和:15724

約数の個数: 64

約数和(自身を含む): 1605484800

約数和(自身を除く): 933915560

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 37, 40, 58, 74, 116, 145, 148, 185, 232, 290, 296, 370, 580, 740, 1073, 1160, 1480, 2146, 4292, 5365, 8584, 10730, 15647, 21460, 31294, 42920, 62588, 78235, 125176, 156470, 312940, 453763, 578939, 625880, 907526, 1157878, 1815052, 2268815, 2315756, 2894695, 3630104, 4537630, 4631512, 5789390, 9075260, 11578780, 16789231, 18150520, 23157560, 33578462, 67156924, 83946155, 134313848, 167892310, 335784620, 671569240]

約数ペア:

[(1, 671569240), (2, 335784620), (4, 167892310), (5, 134313848), (8, 83946155), (10, 67156924), (20, 33578462), (29, 23157560), (37, 18150520), (40, 16789231), (58, 11578780), (74, 9075260), (116, 5789390), (145, 4631512), (148, 4537630), (185, 3630104), (232, 2894695), (290, 2315756), (296, 2268815), (370, 1815052), (580, 1157878), (740, 907526), (1073, 625880), (1160, 578939), (1480, 453763), (2146, 312940), (4292, 156470), (5365, 125176), (8584, 78235), (10730, 62588), (15647, 42920), (21460, 31294)]