398410540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{727}}^1$

素因数の和:847

約数の個数: 96

約数和(自身を含む): 951035904

約数和(自身を除く): 552625364

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 53, 55, 94, 106, 110, 188, 212, 220, 235, 265, 470, 517, 530, 583, 727, 940, 1034, 1060, 1166, 1454, 2068, 2332, 2491, 2585, 2908, 2915, 3635, 4982, 5170, 5830, 7270, 7997, 9964, 10340, 11660, 12455, 14540, 15994, 24910, 27401, 31988, 34169, 38531, 39985, 49820, 54802, 68338, 77062, 79970, 109604, 136676, 137005, 154124, 159940, 170845, 192655, 274010, 341690, 375859, 385310, 423841, 548020, 683380, 751718, 770620, 847682, 1503436, 1695364, 1810957, 1879295, 2119205, 3621914, 3758590, 4238410, 7243828, 7517180, 8476820, 9054785, 18109570, 19920527, 36219140, 39841054, 79682108, 99602635, 199205270, 398410540]

約数ペア:

[(1, 398410540), (2, 199205270), (4, 99602635), (5, 79682108), (10, 39841054), (11, 36219140), (20, 19920527), (22, 18109570), (44, 9054785), (47, 8476820), (53, 7517180), (55, 7243828), (94, 4238410), (106, 3758590), (110, 3621914), (188, 2119205), (212, 1879295), (220, 1810957), (235, 1695364), (265, 1503436), (470, 847682), (517, 770620), (530, 751718), (583, 683380), (727, 548020), (940, 423841), (1034, 385310), (1060, 375859), (1166, 341690), (1454, 274010), (2068, 192655), (2332, 170845), (2491, 159940), (2585, 154124), (2908, 137005), (2915, 136676), (3635, 109604), (4982, 79970), (5170, 77062), (5830, 68338), (7270, 54802), (7997, 49820), (9964, 39985), (10340, 38531), (11660, 34169), (12455, 31988), (14540, 27401), (15994, 24910)]