42921340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{593}}^1$

素因数の和:667

約数の個数: 96

約数和(自身を含む): 114960384

約数和(自身を除く): 72039044

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 47, 55, 70, 77, 94, 110, 140, 154, 188, 220, 235, 308, 329, 385, 470, 517, 593, 658, 770, 940, 1034, 1186, 1316, 1540, 1645, 2068, 2372, 2585, 2965, 3290, 3619, 4151, 5170, 5930, 6523, 6580, 7238, 8302, 10340, 11860, 13046, 14476, 16604, 18095, 20755, 26092, 27871, 32615, 36190, 41510, 45661, 55742, 65230, 72380, 83020, 91322, 111484, 130460, 139355, 182644, 195097, 228305, 278710, 306581, 390194, 456610, 557420, 613162, 780388, 913220, 975485, 1226324, 1532905, 1950970, 2146067, 3065810, 3901940, 4292134, 6131620, 8584268, 10730335, 21460670, 42921340]

約数ペア:

[(1, 42921340), (2, 21460670), (4, 10730335), (5, 8584268), (7, 6131620), (10, 4292134), (11, 3901940), (14, 3065810), (20, 2146067), (22, 1950970), (28, 1532905), (35, 1226324), (44, 975485), (47, 913220), (55, 780388), (70, 613162), (77, 557420), (94, 456610), (110, 390194), (140, 306581), (154, 278710), (188, 228305), (220, 195097), (235, 182644), (308, 139355), (329, 130460), (385, 111484), (470, 91322), (517, 83020), (593, 72380), (658, 65230), (770, 55742), (940, 45661), (1034, 41510), (1186, 36190), (1316, 32615), (1540, 27871), (1645, 26092), (2068, 20755), (2372, 18095), (2585, 16604), (2965, 14476), (3290, 13046), (3619, 11860), (4151, 10340), (5170, 8302), (5930, 7238), (6523, 6580)]