8974460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{113}}^1$

素因数の和:171

約数の個数: 72

約数和(自身を含む): 21890736

約数和(自身を除く): 12916276

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 113, 190, 209, 220, 226, 361, 380, 418, 452, 565, 722, 836, 1045, 1130, 1243, 1444, 1805, 2090, 2147, 2260, 2486, 3610, 3971, 4180, 4294, 4972, 6215, 7220, 7942, 8588, 10735, 12430, 15884, 19855, 21470, 23617, 24860, 39710, 40793, 42940, 47234, 79420, 81586, 94468, 118085, 163172, 203965, 236170, 407930, 448723, 472340, 815860, 897446, 1794892, 2243615, 4487230, 8974460]

約数ペア:

[(1, 8974460), (2, 4487230), (4, 2243615), (5, 1794892), (10, 897446), (11, 815860), (19, 472340), (20, 448723), (22, 407930), (38, 236170), (44, 203965), (55, 163172), (76, 118085), (95, 94468), (110, 81586), (113, 79420), (190, 47234), (209, 42940), (220, 40793), (226, 39710), (361, 24860), (380, 23617), (418, 21470), (452, 19855), (565, 15884), (722, 12430), (836, 10735), (1045, 8588), (1130, 7942), (1243, 7220), (1444, 6215), (1805, 4972), (2090, 4294), (2147, 4180), (2260, 3971), (2486, 3610)]