985819340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1399}}^1\times {\mathrm{3203}}^1$

素因数の和:4622

約数の個数: 48

約数和(自身を含む): 2260742400

約数和(自身を除く): 1274923060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1399, 2798, 3203, 5596, 6406, 6995, 12812, 13990, 15389, 16015, 27980, 30778, 32030, 35233, 61556, 64060, 70466, 76945, 140932, 153890, 176165, 307780, 352330, 704660, 4480997, 8961994, 17923988, 22404985, 44809970, 49290967, 89619940, 98581934, 197163868, 246454835, 492909670, 985819340]

約数ペア:

[(1, 985819340), (2, 492909670), (4, 246454835), (5, 197163868), (10, 98581934), (11, 89619940), (20, 49290967), (22, 44809970), (44, 22404985), (55, 17923988), (110, 8961994), (220, 4480997), (1399, 704660), (2798, 352330), (3203, 307780), (5596, 176165), (6406, 153890), (6995, 140932), (12812, 76945), (13990, 70466), (15389, 64060), (16015, 61556), (27980, 35233), (30778, 32030)]