8840890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:155

約数の個数: 48

約数和(自身を含む): 17556480

約数和(自身を除く): 8715590

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 79, 95, 155, 158, 190, 310, 361, 395, 589, 722, 790, 1178, 1501, 1805, 2449, 2945, 3002, 3610, 4898, 5890, 7505, 11191, 12245, 15010, 22382, 24490, 28519, 46531, 55955, 57038, 93062, 111910, 142595, 232655, 285190, 465310, 884089, 1768178, 4420445, 8840890]

約数ペア:

[(1, 8840890), (2, 4420445), (5, 1768178), (10, 884089), (19, 465310), (31, 285190), (38, 232655), (62, 142595), (79, 111910), (95, 93062), (155, 57038), (158, 55955), (190, 46531), (310, 28519), (361, 24490), (395, 22382), (589, 15010), (722, 12245), (790, 11191), (1178, 7505), (1501, 5890), (1805, 4898), (2449, 3610), (2945, 3002)]