7813511420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2731997}}^1$

素因数の和:2732030

約数の個数: 48

約数和(自身を含む): 19276977888

約数和(自身を除く): 11463466468

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 2731997, 5463994, 10927988, 13659985, 27319970, 30051967, 35515961, 54639940, 60103934, 71031922, 120207868, 142063844, 150259835, 177579805, 300519670, 355159610, 390675571, 601039340, 710319220, 781351142, 1562702284, 1953377855, 3906755710, 7813511420]

約数ペア:

[(1, 7813511420), (2, 3906755710), (4, 1953377855), (5, 1562702284), (10, 781351142), (11, 710319220), (13, 601039340), (20, 390675571), (22, 355159610), (26, 300519670), (44, 177579805), (52, 150259835), (55, 142063844), (65, 120207868), (110, 71031922), (130, 60103934), (143, 54639940), (220, 35515961), (260, 30051967), (286, 27319970), (572, 13659985), (715, 10927988), (1430, 5463994), (2860, 2731997)]