43983940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^4$

素因数の和:79

約数の個数: 120

約数和(自身を含む): 124754112

約数和(自身を除く): 80770172

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 91, 110, 130, 140, 143, 154, 169, 182, 220, 260, 286, 308, 338, 364, 385, 455, 572, 676, 715, 770, 845, 910, 1001, 1183, 1430, 1540, 1690, 1820, 1859, 2002, 2197, 2366, 2860, 3380, 3718, 4004, 4394, 4732, 5005, 5915, 7436, 8788, 9295, 10010, 10985, 11830, 13013, 15379, 18590, 20020, 21970, 23660, 24167, 26026, 28561, 30758, 37180, 43940, 48334, 52052, 57122, 61516, 65065, 76895, 96668, 114244, 120835, 130130, 142805, 153790, 169169, 199927, 241670, 260260, 285610, 307580, 314171, 338338, 399854, 483340, 571220, 628342, 676676, 799708, 845845, 999635, 1256684, 1570855, 1691690, 1999270, 2199197, 3141710, 3383380, 3998540, 4398394, 6283420, 8796788, 10995985, 21991970, 43983940]

約数ペア:

[(1, 43983940), (2, 21991970), (4, 10995985), (5, 8796788), (7, 6283420), (10, 4398394), (11, 3998540), (13, 3383380), (14, 3141710), (20, 2199197), (22, 1999270), (26, 1691690), (28, 1570855), (35, 1256684), (44, 999635), (52, 845845), (55, 799708), (65, 676676), (70, 628342), (77, 571220), (91, 483340), (110, 399854), (130, 338338), (140, 314171), (143, 307580), (154, 285610), (169, 260260), (182, 241670), (220, 199927), (260, 169169), (286, 153790), (308, 142805), (338, 130130), (364, 120835), (385, 114244), (455, 96668), (572, 76895), (676, 65065), (715, 61516), (770, 57122), (845, 52052), (910, 48334), (1001, 43940), (1183, 37180), (1430, 30758), (1540, 28561), (1690, 26026), (1820, 24167), (1859, 23660), (2002, 21970), (2197, 20020), (2366, 18590), (2860, 15379), (3380, 13013), (3718, 11830), (4004, 10985), (4394, 10010), (4732, 9295), (5005, 8788), (5915, 7436)]