426650020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{26699}}^1$

素因数の和:26772

約数の個数: 48

約数和(自身を含む): 968889600

約数和(自身を除く): 542239580

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 68, 85, 94, 170, 188, 235, 340, 470, 799, 940, 1598, 3196, 3995, 7990, 15980, 26699, 53398, 106796, 133495, 266990, 453883, 533980, 907766, 1254853, 1815532, 2269415, 2509706, 4538830, 5019412, 6274265, 9077660, 12548530, 21332501, 25097060, 42665002, 85330004, 106662505, 213325010, 426650020]

約数ペア:

[(1, 426650020), (2, 213325010), (4, 106662505), (5, 85330004), (10, 42665002), (17, 25097060), (20, 21332501), (34, 12548530), (47, 9077660), (68, 6274265), (85, 5019412), (94, 4538830), (170, 2509706), (188, 2269415), (235, 1815532), (340, 1254853), (470, 907766), (799, 533980), (940, 453883), (1598, 266990), (3196, 133495), (3995, 106796), (7990, 53398), (15980, 26699)]