4016720

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:132

約数の個数: 80

約数和(自身を含む): 10177920

約数和(自身を除く): 6161200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 37, 40, 46, 59, 74, 80, 92, 115, 118, 148, 184, 185, 230, 236, 295, 296, 368, 370, 460, 472, 590, 592, 740, 851, 920, 944, 1180, 1357, 1480, 1702, 1840, 2183, 2360, 2714, 2960, 3404, 4255, 4366, 4720, 5428, 6785, 6808, 8510, 8732, 10856, 10915, 13570, 13616, 17020, 17464, 21712, 21830, 27140, 34040, 34928, 43660, 50209, 54280, 68080, 87320, 100418, 108560, 174640, 200836, 251045, 401672, 502090, 803344, 1004180, 2008360, 4016720]

約数ペア:

[(1, 4016720), (2, 2008360), (4, 1004180), (5, 803344), (8, 502090), (10, 401672), (16, 251045), (20, 200836), (23, 174640), (37, 108560), (40, 100418), (46, 87320), (59, 68080), (74, 54280), (80, 50209), (92, 43660), (115, 34928), (118, 34040), (148, 27140), (184, 21830), (185, 21712), (230, 17464), (236, 17020), (295, 13616), (296, 13570), (368, 10915), (370, 10856), (460, 8732), (472, 8510), (590, 6808), (592, 6785), (740, 5428), (851, 4720), (920, 4366), (944, 4255), (1180, 3404), (1357, 2960), (1480, 2714), (1702, 2360), (1840, 2183)]