2005446820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{19727}}^1$

素因数の和:19789

約数の個数: 96

約数和(自身を含む): 5011227648

約数和(自身を除く): 3005780828

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 23, 26, 34, 46, 52, 65, 68, 85, 92, 115, 130, 170, 221, 230, 260, 299, 340, 391, 442, 460, 598, 782, 884, 1105, 1196, 1495, 1564, 1955, 2210, 2990, 3910, 4420, 5083, 5980, 7820, 10166, 19727, 20332, 25415, 39454, 50830, 78908, 98635, 101660, 197270, 256451, 335359, 394540, 453721, 512902, 670718, 907442, 1025804, 1282255, 1341436, 1676795, 1814884, 2268605, 2564510, 3353590, 4359667, 4537210, 5129020, 5898373, 6707180, 7713257, 8719334, 9074420, 11796746, 15426514, 17438668, 21798335, 23593492, 29491865, 30853028, 38566285, 43596670, 58983730, 77132570, 87193340, 100272341, 117967460, 154265140, 200544682, 401089364, 501361705, 1002723410, 2005446820]

約数ペア:

[(1, 2005446820), (2, 1002723410), (4, 501361705), (5, 401089364), (10, 200544682), (13, 154265140), (17, 117967460), (20, 100272341), (23, 87193340), (26, 77132570), (34, 58983730), (46, 43596670), (52, 38566285), (65, 30853028), (68, 29491865), (85, 23593492), (92, 21798335), (115, 17438668), (130, 15426514), (170, 11796746), (221, 9074420), (230, 8719334), (260, 7713257), (299, 6707180), (340, 5898373), (391, 5129020), (442, 4537210), (460, 4359667), (598, 3353590), (782, 2564510), (884, 2268605), (1105, 1814884), (1196, 1676795), (1495, 1341436), (1564, 1282255), (1955, 1025804), (2210, 907442), (2990, 670718), (3910, 512902), (4420, 453721), (5083, 394540), (5980, 335359), (7820, 256451), (10166, 197270), (19727, 101660), (20332, 98635), (25415, 78908), (39454, 50830)]