18385400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:225

約数の個数: 96

約数和(自身を含む): 47742480

約数和(自身を除く): 29357080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 61, 88, 100, 110, 122, 137, 200, 220, 244, 274, 275, 305, 440, 488, 548, 550, 610, 671, 685, 1096, 1100, 1220, 1342, 1370, 1507, 1525, 2200, 2440, 2684, 2740, 3014, 3050, 3355, 3425, 5368, 5480, 6028, 6100, 6710, 6850, 7535, 8357, 12056, 12200, 13420, 13700, 15070, 16714, 16775, 26840, 27400, 30140, 33428, 33550, 37675, 41785, 60280, 66856, 67100, 75350, 83570, 91927, 134200, 150700, 167140, 183854, 208925, 301400, 334280, 367708, 417850, 459635, 735416, 835700, 919270, 1671400, 1838540, 2298175, 3677080, 4596350, 9192700, 18385400]

約数ペア:

[(1, 18385400), (2, 9192700), (4, 4596350), (5, 3677080), (8, 2298175), (10, 1838540), (11, 1671400), (20, 919270), (22, 835700), (25, 735416), (40, 459635), (44, 417850), (50, 367708), (55, 334280), (61, 301400), (88, 208925), (100, 183854), (110, 167140), (122, 150700), (137, 134200), (200, 91927), (220, 83570), (244, 75350), (274, 67100), (275, 66856), (305, 60280), (440, 41785), (488, 37675), (548, 33550), (550, 33428), (610, 30140), (671, 27400), (685, 26840), (1096, 16775), (1100, 16714), (1220, 15070), (1342, 13700), (1370, 13420), (1507, 12200), (1525, 12056), (2200, 8357), (2440, 7535), (2684, 6850), (2740, 6710), (3014, 6100), (3050, 6028), (3355, 5480), (3425, 5368)]