8043460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{347}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 18123840

約数和(自身を除く): 10080380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 61, 76, 95, 122, 190, 244, 305, 347, 380, 610, 694, 1159, 1220, 1388, 1735, 2318, 3470, 4636, 5795, 6593, 6940, 11590, 13186, 21167, 23180, 26372, 32965, 42334, 65930, 84668, 105835, 131860, 211670, 402173, 423340, 804346, 1608692, 2010865, 4021730, 8043460]

約数ペア:

[(1, 8043460), (2, 4021730), (4, 2010865), (5, 1608692), (10, 804346), (19, 423340), (20, 402173), (38, 211670), (61, 131860), (76, 105835), (95, 84668), (122, 65930), (190, 42334), (244, 32965), (305, 26372), (347, 23180), (380, 21167), (610, 13186), (694, 11590), (1159, 6940), (1220, 6593), (1388, 5795), (1735, 4636), (2318, 3470)]