4915040

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1$

素因数の和:184

約数の個数: 96

約数和(自身を含む): 13335840

約数和(自身を除く): 8420800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 139, 160, 170, 208, 221, 260, 272, 278, 340, 416, 442, 520, 544, 556, 680, 695, 884, 1040, 1105, 1112, 1360, 1390, 1768, 1807, 2080, 2210, 2224, 2363, 2720, 2780, 3536, 3614, 4420, 4448, 4726, 5560, 7072, 7228, 8840, 9035, 9452, 11120, 11815, 14456, 17680, 18070, 18904, 22240, 23630, 28912, 30719, 35360, 36140, 37808, 47260, 57824, 61438, 72280, 75616, 94520, 122876, 144560, 153595, 189040, 245752, 289120, 307190, 378080, 491504, 614380, 983008, 1228760, 2457520, 4915040]

約数ペア:

[(1, 4915040), (2, 2457520), (4, 1228760), (5, 983008), (8, 614380), (10, 491504), (13, 378080), (16, 307190), (17, 289120), (20, 245752), (26, 189040), (32, 153595), (34, 144560), (40, 122876), (52, 94520), (65, 75616), (68, 72280), (80, 61438), (85, 57824), (104, 47260), (130, 37808), (136, 36140), (139, 35360), (160, 30719), (170, 28912), (208, 23630), (221, 22240), (260, 18904), (272, 18070), (278, 17680), (340, 14456), (416, 11815), (442, 11120), (520, 9452), (544, 9035), (556, 8840), (680, 7228), (695, 7072), (884, 5560), (1040, 4726), (1105, 4448), (1112, 4420), (1360, 3614), (1390, 3536), (1768, 2780), (1807, 2720), (2080, 2363), (2210, 2224)]