4414840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:224

約数の個数: 64

約数和(自身を含む): 10807200

約数和(自身を除く): 6392360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 74, 76, 95, 148, 152, 157, 185, 190, 296, 314, 370, 380, 628, 703, 740, 760, 785, 1256, 1406, 1480, 1570, 2812, 2983, 3140, 3515, 5624, 5809, 5966, 6280, 7030, 11618, 11932, 14060, 14915, 23236, 23864, 28120, 29045, 29830, 46472, 58090, 59660, 110371, 116180, 119320, 220742, 232360, 441484, 551855, 882968, 1103710, 2207420, 4414840]

約数ペア:

[(1, 4414840), (2, 2207420), (4, 1103710), (5, 882968), (8, 551855), (10, 441484), (19, 232360), (20, 220742), (37, 119320), (38, 116180), (40, 110371), (74, 59660), (76, 58090), (95, 46472), (148, 29830), (152, 29045), (157, 28120), (185, 23864), (190, 23236), (296, 14915), (314, 14060), (370, 11932), (380, 11618), (628, 7030), (703, 6280), (740, 5966), (760, 5809), (785, 5624), (1256, 3515), (1406, 3140), (1480, 2983), (1570, 2812)]