40540160

素因数分解:

$2^{11}\times 5^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:171

約数の個数: 96

約数和(自身を含む): 100835280

約数和(自身を除く): 60295120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 107, 128, 148, 160, 185, 214, 256, 296, 320, 370, 428, 512, 535, 592, 640, 740, 856, 1024, 1070, 1184, 1280, 1480, 1712, 2048, 2140, 2368, 2560, 2960, 3424, 3959, 4280, 4736, 5120, 5920, 6848, 7918, 8560, 9472, 10240, 11840, 13696, 15836, 17120, 18944, 19795, 23680, 27392, 31672, 34240, 37888, 39590, 47360, 54784, 63344, 68480, 75776, 79180, 94720, 109568, 126688, 136960, 158360, 189440, 219136, 253376, 273920, 316720, 378880, 506752, 547840, 633440, 1013504, 1095680, 1266880, 2027008, 2533760, 4054016, 5067520, 8108032, 10135040, 20270080, 40540160]

約数ペア:

[(1, 40540160), (2, 20270080), (4, 10135040), (5, 8108032), (8, 5067520), (10, 4054016), (16, 2533760), (20, 2027008), (32, 1266880), (37, 1095680), (40, 1013504), (64, 633440), (74, 547840), (80, 506752), (107, 378880), (128, 316720), (148, 273920), (160, 253376), (185, 219136), (214, 189440), (256, 158360), (296, 136960), (320, 126688), (370, 109568), (428, 94720), (512, 79180), (535, 75776), (592, 68480), (640, 63344), (740, 54784), (856, 47360), (1024, 39590), (1070, 37888), (1184, 34240), (1280, 31672), (1480, 27392), (1712, 23680), (2048, 19795), (2140, 18944), (2368, 17120), (2560, 15836), (2960, 13696), (3424, 11840), (3959, 10240), (4280, 9472), (4736, 8560), (5120, 7918), (5920, 6848)]