1639713040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{2928059}}^1$

素因数の和:2928079

約数の個数: 40

約数和(自身を含む): 4356953280

約数和(自身を除く): 2717240240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 2928059, 5856118, 11712236, 14640295, 20496413, 23424472, 29280590, 40992826, 46848944, 58561180, 81985652, 102482065, 117122360, 163971304, 204964130, 234244720, 327942608, 409928260, 819856520, 1639713040]

約数ペア:

[(1, 1639713040), (2, 819856520), (4, 409928260), (5, 327942608), (7, 234244720), (8, 204964130), (10, 163971304), (14, 117122360), (16, 102482065), (20, 81985652), (28, 58561180), (35, 46848944), (40, 40992826), (56, 29280590), (70, 23424472), (80, 20496413), (112, 14640295), (140, 11712236), (280, 5856118), (560, 2928059)]