7494740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:213

約数の個数: 72

約数和(自身を含む): 18322080

約数和(自身を除く): 10827340

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 121, 163, 190, 209, 220, 242, 326, 380, 418, 484, 605, 652, 815, 836, 1045, 1210, 1630, 1793, 2090, 2299, 2420, 3097, 3260, 3586, 4180, 4598, 6194, 7172, 8965, 9196, 11495, 12388, 15485, 17930, 19723, 22990, 30970, 34067, 35860, 39446, 45980, 61940, 68134, 78892, 98615, 136268, 170335, 197230, 340670, 374737, 394460, 681340, 749474, 1498948, 1873685, 3747370, 7494740]

約数ペア:

[(1, 7494740), (2, 3747370), (4, 1873685), (5, 1498948), (10, 749474), (11, 681340), (19, 394460), (20, 374737), (22, 340670), (38, 197230), (44, 170335), (55, 136268), (76, 98615), (95, 78892), (110, 68134), (121, 61940), (163, 45980), (190, 39446), (209, 35860), (220, 34067), (242, 30970), (326, 22990), (380, 19723), (418, 17930), (484, 15485), (605, 12388), (652, 11495), (815, 9196), (836, 8965), (1045, 7172), (1210, 6194), (1630, 4598), (1793, 4180), (2090, 3586), (2299, 3260), (2420, 3097)]