947649020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{16111}}^1$

素因数の和:16310

約数の個数: 48

約数和(自身を含む): 2119436928

約数和(自身を除く): 1171787908

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 173, 340, 346, 692, 865, 1730, 2941, 3460, 5882, 11764, 14705, 16111, 29410, 32222, 58820, 64444, 80555, 161110, 273887, 322220, 547774, 1095548, 1369435, 2738870, 2787203, 5477740, 5574406, 11148812, 13936015, 27872030, 47382451, 55744060, 94764902, 189529804, 236912255, 473824510, 947649020]

約数ペア:

[(1, 947649020), (2, 473824510), (4, 236912255), (5, 189529804), (10, 94764902), (17, 55744060), (20, 47382451), (34, 27872030), (68, 13936015), (85, 11148812), (170, 5574406), (173, 5477740), (340, 2787203), (346, 2738870), (692, 1369435), (865, 1095548), (1730, 547774), (2941, 322220), (3460, 273887), (5882, 161110), (11764, 80555), (14705, 64444), (16111, 58820), (29410, 32222)]