40966000

素因数分解:

$2^4\times 5^3\times {\mathrm{20483}}^1$

素因数の和:20506

約数の個数: 40

約数和(自身を含む): 99060624

約数和(自身を除く): 58094624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 20483, 40966, 81932, 102415, 163864, 204830, 327728, 409660, 512075, 819320, 1024150, 1638640, 2048300, 2560375, 4096600, 5120750, 8193200, 10241500, 20483000, 40966000]

約数ペア:

[(1, 40966000), (2, 20483000), (4, 10241500), (5, 8193200), (8, 5120750), (10, 4096600), (16, 2560375), (20, 2048300), (25, 1638640), (40, 1024150), (50, 819320), (80, 512075), (100, 409660), (125, 327728), (200, 204830), (250, 163864), (400, 102415), (500, 81932), (1000, 40966), (2000, 20483)]