17651120

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:270

約数の個数: 80

約数和(自身を含む): 43872192

約数和(自身を除く): 26221072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 53, 80, 92, 106, 115, 181, 184, 212, 230, 265, 362, 368, 424, 460, 530, 724, 848, 905, 920, 1060, 1219, 1448, 1810, 1840, 2120, 2438, 2896, 3620, 4163, 4240, 4876, 6095, 7240, 8326, 9593, 9752, 12190, 14480, 16652, 19186, 19504, 20815, 24380, 33304, 38372, 41630, 47965, 48760, 66608, 76744, 83260, 95930, 97520, 153488, 166520, 191860, 220639, 333040, 383720, 441278, 767440, 882556, 1103195, 1765112, 2206390, 3530224, 4412780, 8825560, 17651120]

約数ペア:

[(1, 17651120), (2, 8825560), (4, 4412780), (5, 3530224), (8, 2206390), (10, 1765112), (16, 1103195), (20, 882556), (23, 767440), (40, 441278), (46, 383720), (53, 333040), (80, 220639), (92, 191860), (106, 166520), (115, 153488), (181, 97520), (184, 95930), (212, 83260), (230, 76744), (265, 66608), (362, 48760), (368, 47965), (424, 41630), (460, 38372), (530, 33304), (724, 24380), (848, 20815), (905, 19504), (920, 19186), (1060, 16652), (1219, 14480), (1448, 12190), (1810, 9752), (1840, 9593), (2120, 8326), (2438, 7240), (2896, 6095), (3620, 4876), (4163, 4240)]