12963500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{2357}}^1$

素因数の和:2387

約数の個数: 48

約数和(自身を含む): 30899232

約数和(自身を除く): 17935732

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 500, 550, 1100, 1375, 2357, 2750, 4714, 5500, 9428, 11785, 23570, 25927, 47140, 51854, 58925, 103708, 117850, 129635, 235700, 259270, 294625, 518540, 589250, 648175, 1178500, 1296350, 2592700, 3240875, 6481750, 12963500]

約数ペア:

[(1, 12963500), (2, 6481750), (4, 3240875), (5, 2592700), (10, 1296350), (11, 1178500), (20, 648175), (22, 589250), (25, 518540), (44, 294625), (50, 259270), (55, 235700), (100, 129635), (110, 117850), (125, 103708), (220, 58925), (250, 51854), (275, 47140), (500, 25927), (550, 23570), (1100, 11785), (1375, 9428), (2357, 5500), (2750, 4714)]