169408940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{12049}}^1$

素因数の和:12114

約数の個数: 48

約数和(自身を含む): 384636000

約数和(自身を除く): 215227060

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 95, 148, 185, 190, 370, 380, 703, 740, 1406, 2812, 3515, 7030, 12049, 14060, 24098, 48196, 60245, 120490, 228931, 240980, 445813, 457862, 891626, 915724, 1144655, 1783252, 2229065, 2289310, 4458130, 4578620, 8470447, 8916260, 16940894, 33881788, 42352235, 84704470, 169408940]

約数ペア:

[(1, 169408940), (2, 84704470), (4, 42352235), (5, 33881788), (10, 16940894), (19, 8916260), (20, 8470447), (37, 4578620), (38, 4458130), (74, 2289310), (76, 2229065), (95, 1783252), (148, 1144655), (185, 915724), (190, 891626), (370, 457862), (380, 445813), (703, 240980), (740, 228931), (1406, 120490), (2812, 60245), (3515, 48196), (7030, 24098), (12049, 14060)]