840788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:96

約数の個数: 48

約数和(自身を含む): 1787520

約数和(自身を除く): 946732

約数列:

[1, 2, 4, 13, 19, 23, 26, 37, 38, 46, 52, 74, 76, 92, 148, 247, 299, 437, 481, 494, 598, 703, 851, 874, 962, 988, 1196, 1406, 1702, 1748, 1924, 2812, 3404, 5681, 9139, 11063, 11362, 16169, 18278, 22126, 22724, 32338, 36556, 44252, 64676, 210197, 420394, 840788]

約数ペア:

[(1, 840788), (2, 420394), (4, 210197), (13, 64676), (19, 44252), (23, 36556), (26, 32338), (37, 22724), (38, 22126), (46, 18278), (52, 16169), (74, 11362), (76, 11063), (92, 9139), (148, 5681), (247, 3404), (299, 2812), (437, 1924), (481, 1748), (494, 1702), (598, 1406), (703, 1196), (851, 988), (874, 962)]