12645830

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:189

約数の個数: 48

約数和(自身を含む): 25017984

約数和(自身を除く): 12372154

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 113, 155, 190, 226, 310, 361, 565, 589, 722, 1130, 1178, 1805, 2147, 2945, 3503, 3610, 4294, 5890, 7006, 10735, 11191, 17515, 21470, 22382, 35030, 40793, 55955, 66557, 81586, 111910, 133114, 203965, 332785, 407930, 665570, 1264583, 2529166, 6322915, 12645830]

約数ペア:

[(1, 12645830), (2, 6322915), (5, 2529166), (10, 1264583), (19, 665570), (31, 407930), (38, 332785), (62, 203965), (95, 133114), (113, 111910), (155, 81586), (190, 66557), (226, 55955), (310, 40793), (361, 35030), (565, 22382), (589, 21470), (722, 17515), (1130, 11191), (1178, 10735), (1805, 7006), (2147, 5890), (2945, 4294), (3503, 3610)]