1243133900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{28447}}^1$

素因数の和:28503

約数の個数: 72

約数和(自身を含む): 2963143680

約数和(自身を除く): 1720009780

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 25, 38, 46, 50, 76, 92, 95, 100, 115, 190, 230, 380, 437, 460, 475, 575, 874, 950, 1150, 1748, 1900, 2185, 2300, 4370, 8740, 10925, 21850, 28447, 43700, 56894, 113788, 142235, 284470, 540493, 568940, 654281, 711175, 1080986, 1308562, 1422350, 2161972, 2617124, 2702465, 2844700, 3271405, 5404930, 6542810, 10809860, 12431339, 13085620, 13512325, 16357025, 24862678, 27024650, 32714050, 49725356, 54049300, 62156695, 65428100, 124313390, 248626780, 310783475, 621566950, 1243133900]

約数ペア:

[(1, 1243133900), (2, 621566950), (4, 310783475), (5, 248626780), (10, 124313390), (19, 65428100), (20, 62156695), (23, 54049300), (25, 49725356), (38, 32714050), (46, 27024650), (50, 24862678), (76, 16357025), (92, 13512325), (95, 13085620), (100, 12431339), (115, 10809860), (190, 6542810), (230, 5404930), (380, 3271405), (437, 2844700), (460, 2702465), (475, 2617124), (575, 2161972), (874, 1422350), (950, 1308562), (1150, 1080986), (1748, 711175), (1900, 654281), (2185, 568940), (2300, 540493), (4370, 284470), (8740, 142235), (10925, 113788), (21850, 56894), (28447, 43700)]