1878370980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{666089}}^1$

素因数の和:666148

約数の個数: 48

約数和(自身を含む): 5371349760

約数和(自身を除く): 3492978780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1410, 2820, 666089, 1332178, 1998267, 2664356, 3330445, 3996534, 6660890, 7993068, 9991335, 13321780, 19982670, 31306183, 39965340, 62612366, 93918549, 125224732, 156530915, 187837098, 313061830, 375674196, 469592745, 626123660, 939185490, 1878370980]

約数ペア:

[(1, 1878370980), (2, 939185490), (3, 626123660), (4, 469592745), (5, 375674196), (6, 313061830), (10, 187837098), (12, 156530915), (15, 125224732), (20, 93918549), (30, 62612366), (47, 39965340), (60, 31306183), (94, 19982670), (141, 13321780), (188, 9991335), (235, 7993068), (282, 6660890), (470, 3996534), (564, 3330445), (705, 2664356), (940, 1998267), (1410, 1332178), (2820, 666089)]