15634720

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:210

約数の個数: 96

約数和(自身を含む): 40219200

約数和(自身を除く): 24584480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 37, 38, 40, 74, 76, 80, 95, 139, 148, 152, 160, 185, 190, 278, 296, 304, 370, 380, 556, 592, 608, 695, 703, 740, 760, 1112, 1184, 1390, 1406, 1480, 1520, 2224, 2641, 2780, 2812, 2960, 3040, 3515, 4448, 5143, 5282, 5560, 5624, 5920, 7030, 10286, 10564, 11120, 11248, 13205, 14060, 20572, 21128, 22240, 22496, 25715, 26410, 28120, 41144, 42256, 51430, 52820, 56240, 82288, 84512, 97717, 102860, 105640, 112480, 164576, 195434, 205720, 211280, 390868, 411440, 422560, 488585, 781736, 822880, 977170, 1563472, 1954340, 3126944, 3908680, 7817360, 15634720]

約数ペア:

[(1, 15634720), (2, 7817360), (4, 3908680), (5, 3126944), (8, 1954340), (10, 1563472), (16, 977170), (19, 822880), (20, 781736), (32, 488585), (37, 422560), (38, 411440), (40, 390868), (74, 211280), (76, 205720), (80, 195434), (95, 164576), (139, 112480), (148, 105640), (152, 102860), (160, 97717), (185, 84512), (190, 82288), (278, 56240), (296, 52820), (304, 51430), (370, 42256), (380, 41144), (556, 28120), (592, 26410), (608, 25715), (695, 22496), (703, 22240), (740, 21128), (760, 20572), (1112, 14060), (1184, 13205), (1390, 11248), (1406, 11120), (1480, 10564), (1520, 10286), (2224, 7030), (2641, 5920), (2780, 5624), (2812, 5560), (2960, 5282), (3040, 5143), (3515, 4448)]