371584220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{20899}}^1$

素因数の和:21042

約数の個数: 48

約数和(自身を含む): 898867200

約数和(自身を除く): 527282980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 508, 635, 889, 1270, 1778, 2540, 3556, 4445, 8890, 17780, 20899, 41798, 83596, 104495, 146293, 208990, 292586, 417980, 585172, 731465, 1462930, 2654173, 2925860, 5308346, 10616692, 13270865, 18579211, 26541730, 37158422, 53083460, 74316844, 92896055, 185792110, 371584220]

約数ペア:

[(1, 371584220), (2, 185792110), (4, 92896055), (5, 74316844), (7, 53083460), (10, 37158422), (14, 26541730), (20, 18579211), (28, 13270865), (35, 10616692), (70, 5308346), (127, 2925860), (140, 2654173), (254, 1462930), (508, 731465), (635, 585172), (889, 417980), (1270, 292586), (1778, 208990), (2540, 146293), (3556, 104495), (4445, 83596), (8890, 41798), (17780, 20899)]