21832960

素因数分解:

$2^8\times 5^1\times {\mathrm{37}}^1\times {\mathrm{461}}^1$

素因数の和:519

約数の個数: 72

約数和(自身を含む): 53826696

約数和(自身を除く): 31993736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 256, 296, 320, 370, 461, 592, 640, 740, 922, 1184, 1280, 1480, 1844, 2305, 2368, 2960, 3688, 4610, 4736, 5920, 7376, 9220, 9472, 11840, 14752, 17057, 18440, 23680, 29504, 34114, 36880, 47360, 59008, 68228, 73760, 85285, 118016, 136456, 147520, 170570, 272912, 295040, 341140, 545824, 590080, 682280, 1091648, 1364560, 2183296, 2729120, 4366592, 5458240, 10916480, 21832960]

約数ペア:

[(1, 21832960), (2, 10916480), (4, 5458240), (5, 4366592), (8, 2729120), (10, 2183296), (16, 1364560), (20, 1091648), (32, 682280), (37, 590080), (40, 545824), (64, 341140), (74, 295040), (80, 272912), (128, 170570), (148, 147520), (160, 136456), (185, 118016), (256, 85285), (296, 73760), (320, 68228), (370, 59008), (461, 47360), (592, 36880), (640, 34114), (740, 29504), (922, 23680), (1184, 18440), (1280, 17057), (1480, 14752), (1844, 11840), (2305, 9472), (2368, 9220), (2960, 7376), (3688, 5920), (4610, 4736)]