2148400

素因数分解:

$2^4\times 5^2\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:190

約数の個数: 60

約数和(自身を含む): 5327784

約数和(自身を除く): 3179384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 50, 80, 82, 100, 131, 164, 200, 205, 262, 328, 400, 410, 524, 655, 656, 820, 1025, 1048, 1310, 1640, 2050, 2096, 2620, 3275, 3280, 4100, 5240, 5371, 6550, 8200, 10480, 10742, 13100, 16400, 21484, 26200, 26855, 42968, 52400, 53710, 85936, 107420, 134275, 214840, 268550, 429680, 537100, 1074200, 2148400]

約数ペア:

[(1, 2148400), (2, 1074200), (4, 537100), (5, 429680), (8, 268550), (10, 214840), (16, 134275), (20, 107420), (25, 85936), (40, 53710), (41, 52400), (50, 42968), (80, 26855), (82, 26200), (100, 21484), (131, 16400), (164, 13100), (200, 10742), (205, 10480), (262, 8200), (328, 6550), (400, 5371), (410, 5240), (524, 4100), (655, 3280), (656, 3275), (820, 2620), (1025, 2096), (1048, 2050), (1310, 1640)]