111890680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{2333}}^1$

素因数の和:2464

約数の個数: 64

約数和(自身を含む): 277279200

約数和(自身を除く): 165388520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 109, 110, 218, 220, 436, 440, 545, 872, 1090, 1199, 2180, 2333, 2398, 4360, 4666, 4796, 5995, 9332, 9592, 11665, 11990, 18664, 23330, 23980, 25663, 46660, 47960, 51326, 93320, 102652, 128315, 205304, 254297, 256630, 508594, 513260, 1017188, 1026520, 1271485, 2034376, 2542970, 2797267, 5085940, 5594534, 10171880, 11189068, 13986335, 22378136, 27972670, 55945340, 111890680]

約数ペア:

[(1, 111890680), (2, 55945340), (4, 27972670), (5, 22378136), (8, 13986335), (10, 11189068), (11, 10171880), (20, 5594534), (22, 5085940), (40, 2797267), (44, 2542970), (55, 2034376), (88, 1271485), (109, 1026520), (110, 1017188), (218, 513260), (220, 508594), (436, 256630), (440, 254297), (545, 205304), (872, 128315), (1090, 102652), (1199, 93320), (2180, 51326), (2333, 47960), (2398, 46660), (4360, 25663), (4666, 23980), (4796, 23330), (5995, 18664), (9332, 11990), (9592, 11665)]