28857180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1901}}^1$

素因数の和:1947

約数の個数: 96

約数和(自身を含む): 92026368

約数和(自身を除く): 63169188

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 23, 30, 33, 44, 46, 55, 60, 66, 69, 92, 110, 115, 132, 138, 165, 220, 230, 253, 276, 330, 345, 460, 506, 660, 690, 759, 1012, 1265, 1380, 1518, 1901, 2530, 3036, 3795, 3802, 5060, 5703, 7590, 7604, 9505, 11406, 15180, 19010, 20911, 22812, 28515, 38020, 41822, 43723, 57030, 62733, 83644, 87446, 104555, 114060, 125466, 131169, 174892, 209110, 218615, 250932, 262338, 313665, 418220, 437230, 480953, 524676, 627330, 655845, 874460, 961906, 1254660, 1311690, 1442859, 1923812, 2404765, 2623380, 2885718, 4809530, 5771436, 7214295, 9619060, 14428590, 28857180]

約数ペア:

[(1, 28857180), (2, 14428590), (3, 9619060), (4, 7214295), (5, 5771436), (6, 4809530), (10, 2885718), (11, 2623380), (12, 2404765), (15, 1923812), (20, 1442859), (22, 1311690), (23, 1254660), (30, 961906), (33, 874460), (44, 655845), (46, 627330), (55, 524676), (60, 480953), (66, 437230), (69, 418220), (92, 313665), (110, 262338), (115, 250932), (132, 218615), (138, 209110), (165, 174892), (220, 131169), (230, 125466), (253, 114060), (276, 104555), (330, 87446), (345, 83644), (460, 62733), (506, 57030), (660, 43723), (690, 41822), (759, 38020), (1012, 28515), (1265, 22812), (1380, 20911), (1518, 19010), (1901, 15180), (2530, 11406), (3036, 9505), (3795, 7604), (3802, 7590), (5060, 5703)]