31242004

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 61246080

約数和(自身を除く): 30004076

約数列:

[1, 2, 4, 19, 23, 38, 46, 61, 76, 92, 122, 244, 293, 437, 586, 874, 1159, 1172, 1403, 1748, 2318, 2806, 4636, 5567, 5612, 6739, 11134, 13478, 17873, 22268, 26657, 26956, 35746, 53314, 71492, 106628, 128041, 256082, 339587, 411079, 512164, 679174, 822158, 1358348, 1644316, 7810501, 15621002, 31242004]

約数ペア:

[(1, 31242004), (2, 15621002), (4, 7810501), (19, 1644316), (23, 1358348), (38, 822158), (46, 679174), (61, 512164), (76, 411079), (92, 339587), (122, 256082), (244, 128041), (293, 106628), (437, 71492), (586, 53314), (874, 35746), (1159, 26956), (1172, 26657), (1403, 22268), (1748, 17873), (2318, 13478), (2806, 11134), (4636, 6739), (5567, 5612)]