41871440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:221

約数の個数: 120

約数和(自身を含む): 111644640

約数和(自身を除く): 69773200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 163, 169, 190, 208, 247, 260, 304, 326, 338, 380, 494, 520, 652, 676, 760, 815, 845, 988, 1040, 1235, 1304, 1352, 1520, 1630, 1690, 1976, 2119, 2470, 2608, 2704, 3097, 3211, 3260, 3380, 3952, 4238, 4940, 6194, 6422, 6520, 6760, 8476, 9880, 10595, 12388, 12844, 13040, 13520, 15485, 16055, 16952, 19760, 21190, 24776, 25688, 27547, 30970, 32110, 33904, 40261, 42380, 49552, 51376, 55094, 61940, 64220, 80522, 84760, 110188, 123880, 128440, 137735, 161044, 169520, 201305, 220376, 247760, 256880, 275470, 322088, 402610, 440752, 523393, 550940, 644176, 805220, 1046786, 1101880, 1610440, 2093572, 2203760, 2616965, 3220880, 4187144, 5233930, 8374288, 10467860, 20935720, 41871440]

約数ペア:

[(1, 41871440), (2, 20935720), (4, 10467860), (5, 8374288), (8, 5233930), (10, 4187144), (13, 3220880), (16, 2616965), (19, 2203760), (20, 2093572), (26, 1610440), (38, 1101880), (40, 1046786), (52, 805220), (65, 644176), (76, 550940), (80, 523393), (95, 440752), (104, 402610), (130, 322088), (152, 275470), (163, 256880), (169, 247760), (190, 220376), (208, 201305), (247, 169520), (260, 161044), (304, 137735), (326, 128440), (338, 123880), (380, 110188), (494, 84760), (520, 80522), (652, 64220), (676, 61940), (760, 55094), (815, 51376), (845, 49552), (988, 42380), (1040, 40261), (1235, 33904), (1304, 32110), (1352, 30970), (1520, 27547), (1630, 25688), (1690, 24776), (1976, 21190), (2119, 19760), (2470, 16952), (2608, 16055), (2704, 15485), (3097, 13520), (3211, 13040), (3260, 12844), (3380, 12388), (3952, 10595), (4238, 9880), (4940, 8476), (6194, 6760), (6422, 6520)]