20788350

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1$

素因数の和:362

約数の個数: 96

約数和(自身を含む): 57746304

約数和(自身を除く): 36957954

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 43, 50, 55, 66, 75, 86, 110, 129, 150, 165, 215, 258, 275, 293, 330, 430, 473, 550, 586, 645, 825, 879, 946, 1075, 1290, 1419, 1465, 1650, 1758, 2150, 2365, 2838, 2930, 3223, 3225, 4395, 4730, 6446, 6450, 7095, 7325, 8790, 9669, 11825, 12599, 14190, 14650, 16115, 19338, 21975, 23650, 25198, 32230, 35475, 37797, 43950, 48345, 62995, 70950, 75594, 80575, 96690, 125990, 138589, 161150, 188985, 241725, 277178, 314975, 377970, 415767, 483450, 629950, 692945, 831534, 944925, 1385890, 1889850, 2078835, 3464725, 4157670, 6929450, 10394175, 20788350]

約数ペア:

[(1, 20788350), (2, 10394175), (3, 6929450), (5, 4157670), (6, 3464725), (10, 2078835), (11, 1889850), (15, 1385890), (22, 944925), (25, 831534), (30, 692945), (33, 629950), (43, 483450), (50, 415767), (55, 377970), (66, 314975), (75, 277178), (86, 241725), (110, 188985), (129, 161150), (150, 138589), (165, 125990), (215, 96690), (258, 80575), (275, 75594), (293, 70950), (330, 62995), (430, 48345), (473, 43950), (550, 37797), (586, 35475), (645, 32230), (825, 25198), (879, 23650), (946, 21975), (1075, 19338), (1290, 16115), (1419, 14650), (1465, 14190), (1650, 12599), (1758, 11825), (2150, 9669), (2365, 8790), (2838, 7325), (2930, 7095), (3223, 6450), (3225, 6446), (4395, 4730)]