2540820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:129

約数の個数: 96

約数和(自身を含む): 7838208

約数和(自身を除く): 5297388

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 47, 51, 53, 60, 68, 85, 94, 102, 106, 141, 159, 170, 188, 204, 212, 235, 255, 265, 282, 318, 340, 470, 510, 530, 564, 636, 705, 795, 799, 901, 940, 1020, 1060, 1410, 1590, 1598, 1802, 2397, 2491, 2703, 2820, 3180, 3196, 3604, 3995, 4505, 4794, 4982, 5406, 7473, 7990, 9010, 9588, 9964, 10812, 11985, 12455, 13515, 14946, 15980, 18020, 23970, 24910, 27030, 29892, 37365, 42347, 47940, 49820, 54060, 74730, 84694, 127041, 149460, 169388, 211735, 254082, 423470, 508164, 635205, 846940, 1270410, 2540820]

約数ペア:

[(1, 2540820), (2, 1270410), (3, 846940), (4, 635205), (5, 508164), (6, 423470), (10, 254082), (12, 211735), (15, 169388), (17, 149460), (20, 127041), (30, 84694), (34, 74730), (47, 54060), (51, 49820), (53, 47940), (60, 42347), (68, 37365), (85, 29892), (94, 27030), (102, 24910), (106, 23970), (141, 18020), (159, 15980), (170, 14946), (188, 13515), (204, 12455), (212, 11985), (235, 10812), (255, 9964), (265, 9588), (282, 9010), (318, 7990), (340, 7473), (470, 5406), (510, 4982), (530, 4794), (564, 4505), (636, 3995), (705, 3604), (795, 3196), (799, 3180), (901, 2820), (940, 2703), (1020, 2491), (1060, 2397), (1410, 1802), (1590, 1598)]