947205220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{701}}^1\times {\mathrm{5197}}^1$

素因数の和:5920

約数の個数: 48

約数和(自身を含む): 2145609648

約数和(自身を除く): 1198404428

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 701, 1402, 2804, 3505, 5197, 7010, 9113, 10394, 14020, 18226, 20788, 25985, 36452, 45565, 51970, 67561, 91130, 103940, 135122, 182260, 270244, 337805, 675610, 1351220, 3643097, 7286194, 14572388, 18215485, 36430970, 47360261, 72861940, 94720522, 189441044, 236801305, 473602610, 947205220]

約数ペア:

[(1, 947205220), (2, 473602610), (4, 236801305), (5, 189441044), (10, 94720522), (13, 72861940), (20, 47360261), (26, 36430970), (52, 18215485), (65, 14572388), (130, 7286194), (260, 3643097), (701, 1351220), (1402, 675610), (2804, 337805), (3505, 270244), (5197, 182260), (7010, 135122), (9113, 103940), (10394, 91130), (14020, 67561), (18226, 51970), (20788, 45565), (25985, 36452)]