200404520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{3571}}^1$

素因数の和:3666

約数の個数: 64

約数和(自身を含む): 478362240

約数和(自身を除く): 277957720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 61, 92, 115, 122, 184, 230, 244, 305, 460, 488, 610, 920, 1220, 1403, 2440, 2806, 3571, 5612, 7015, 7142, 11224, 14030, 14284, 17855, 28060, 28568, 35710, 56120, 71420, 82133, 142840, 164266, 217831, 328532, 410665, 435662, 657064, 821330, 871324, 1089155, 1642660, 1742648, 2178310, 3285320, 4356620, 5010113, 8713240, 10020226, 20040452, 25050565, 40080904, 50101130, 100202260, 200404520]

約数ペア:

[(1, 200404520), (2, 100202260), (4, 50101130), (5, 40080904), (8, 25050565), (10, 20040452), (20, 10020226), (23, 8713240), (40, 5010113), (46, 4356620), (61, 3285320), (92, 2178310), (115, 1742648), (122, 1642660), (184, 1089155), (230, 871324), (244, 821330), (305, 657064), (460, 435662), (488, 410665), (610, 328532), (920, 217831), (1220, 164266), (1403, 142840), (2440, 82133), (2806, 71420), (3571, 56120), (5612, 35710), (7015, 28568), (7142, 28060), (11224, 17855), (14030, 14284)]