28903910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{227}}^1$

素因数の和:365

約数の個数: 64

約数和(自身を含む): 63825408

約数和(自身を除く): 34921498

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 107, 119, 170, 214, 227, 238, 454, 535, 595, 749, 1070, 1135, 1190, 1498, 1589, 1819, 2270, 3178, 3638, 3745, 3859, 7490, 7718, 7945, 9095, 12733, 15890, 18190, 19295, 24289, 25466, 27013, 38590, 48578, 54026, 63665, 121445, 127330, 135065, 170023, 242890, 270130, 340046, 412913, 825826, 850115, 1700230, 2064565, 2890391, 4129130, 5780782, 14451955, 28903910]

約数ペア:

[(1, 28903910), (2, 14451955), (5, 5780782), (7, 4129130), (10, 2890391), (14, 2064565), (17, 1700230), (34, 850115), (35, 825826), (70, 412913), (85, 340046), (107, 270130), (119, 242890), (170, 170023), (214, 135065), (227, 127330), (238, 121445), (454, 63665), (535, 54026), (595, 48578), (749, 38590), (1070, 27013), (1135, 25466), (1190, 24289), (1498, 19295), (1589, 18190), (1819, 15890), (2270, 12733), (3178, 9095), (3638, 7945), (3745, 7718), (3859, 7490)]