13888908920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2333}}^1\times {\mathrm{4801}}^1$

素因数の和:7176

約数の個数: 64

約数和(自身を含む): 32278659840

約数和(自身を除く): 18389750920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 2333, 4666, 4801, 9332, 9602, 11665, 18664, 19204, 23330, 24005, 38408, 46660, 48010, 72323, 93320, 96020, 144646, 148831, 192040, 289292, 297662, 361615, 578584, 595324, 723230, 744155, 1190648, 1446460, 1488310, 2892920, 2976620, 5953240, 11200733, 22401466, 44802932, 56003665, 89605864, 112007330, 224014660, 347222723, 448029320, 694445446, 1388890892, 1736113615, 2777781784, 3472227230, 6944454460, 13888908920]

約数ペア:

[(1, 13888908920), (2, 6944454460), (4, 3472227230), (5, 2777781784), (8, 1736113615), (10, 1388890892), (20, 694445446), (31, 448029320), (40, 347222723), (62, 224014660), (124, 112007330), (155, 89605864), (248, 56003665), (310, 44802932), (620, 22401466), (1240, 11200733), (2333, 5953240), (4666, 2976620), (4801, 2892920), (9332, 1488310), (9602, 1446460), (11665, 1190648), (18664, 744155), (19204, 723230), (23330, 595324), (24005, 578584), (38408, 361615), (46660, 297662), (48010, 289292), (72323, 192040), (93320, 148831), (96020, 144646)]