1687173620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{67867}}^1$

素因数の和:68000

約数の個数: 48

約数和(自身を含む): 3899423808

約数和(自身を除く): 2212250188

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 113, 220, 226, 452, 565, 1130, 1243, 2260, 2486, 4972, 6215, 12430, 24860, 67867, 135734, 271468, 339335, 678670, 746537, 1357340, 1493074, 2986148, 3732685, 7465370, 7668971, 14930740, 15337942, 30675884, 38344855, 76689710, 84358681, 153379420, 168717362, 337434724, 421793405, 843586810, 1687173620]

約数ペア:

[(1, 1687173620), (2, 843586810), (4, 421793405), (5, 337434724), (10, 168717362), (11, 153379420), (20, 84358681), (22, 76689710), (44, 38344855), (55, 30675884), (110, 15337942), (113, 14930740), (220, 7668971), (226, 7465370), (452, 3732685), (565, 2986148), (1130, 1493074), (1243, 1357340), (2260, 746537), (2486, 678670), (4972, 339335), (6215, 271468), (12430, 135734), (24860, 67867)]