5287240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{821}}^1$

素因数の和:862

約数の個数: 64

約数和(自身を含む): 14204160

約数和(自身を除く): 8916920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 821, 920, 1288, 1610, 1642, 3220, 3284, 4105, 5747, 6440, 6568, 8210, 11494, 16420, 18883, 22988, 28735, 32840, 37766, 45976, 57470, 75532, 94415, 114940, 132181, 151064, 188830, 229880, 264362, 377660, 528724, 660905, 755320, 1057448, 1321810, 2643620, 5287240]

約数ペア:

[(1, 5287240), (2, 2643620), (4, 1321810), (5, 1057448), (7, 755320), (8, 660905), (10, 528724), (14, 377660), (20, 264362), (23, 229880), (28, 188830), (35, 151064), (40, 132181), (46, 114940), (56, 94415), (70, 75532), (92, 57470), (115, 45976), (140, 37766), (161, 32840), (184, 28735), (230, 22988), (280, 18883), (322, 16420), (460, 11494), (644, 8210), (805, 6568), (821, 6440), (920, 5747), (1288, 4105), (1610, 3284), (1642, 3220)]