428640940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{5011}}^1$

素因数の和:5087

約数の個数: 96

約数和(自身を含む): 1131669504

約数和(自身を除く): 703028564

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 47, 52, 65, 70, 91, 94, 130, 140, 182, 188, 235, 260, 329, 364, 455, 470, 611, 658, 910, 940, 1222, 1316, 1645, 1820, 2444, 3055, 3290, 4277, 5011, 6110, 6580, 8554, 10022, 12220, 17108, 20044, 21385, 25055, 35077, 42770, 50110, 65143, 70154, 85540, 100220, 130286, 140308, 175385, 235517, 260572, 325715, 350770, 456001, 471034, 651430, 701540, 912002, 942068, 1177585, 1302860, 1648619, 1824004, 2280005, 2355170, 3061721, 3297238, 4560010, 4710340, 6123442, 6594476, 8243095, 9120020, 12246884, 15308605, 16486190, 21432047, 30617210, 32972380, 42864094, 61234420, 85728188, 107160235, 214320470, 428640940]

約数ペア:

[(1, 428640940), (2, 214320470), (4, 107160235), (5, 85728188), (7, 61234420), (10, 42864094), (13, 32972380), (14, 30617210), (20, 21432047), (26, 16486190), (28, 15308605), (35, 12246884), (47, 9120020), (52, 8243095), (65, 6594476), (70, 6123442), (91, 4710340), (94, 4560010), (130, 3297238), (140, 3061721), (182, 2355170), (188, 2280005), (235, 1824004), (260, 1648619), (329, 1302860), (364, 1177585), (455, 942068), (470, 912002), (611, 701540), (658, 651430), (910, 471034), (940, 456001), (1222, 350770), (1316, 325715), (1645, 260572), (1820, 235517), (2444, 175385), (3055, 140308), (3290, 130286), (4277, 100220), (5011, 85540), (6110, 70154), (6580, 65143), (8554, 50110), (10022, 42770), (12220, 35077), (17108, 25055), (20044, 21385)]