20449350

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{1567}}^1$

素因数の和:1614

約数の個数: 72

約数和(自身を含む): 56871360

約数和(自身を除く): 36422010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 29, 30, 45, 50, 58, 75, 87, 90, 145, 150, 174, 225, 261, 290, 435, 450, 522, 725, 870, 1305, 1450, 1567, 2175, 2610, 3134, 4350, 4701, 6525, 7835, 9402, 13050, 14103, 15670, 23505, 28206, 39175, 45443, 47010, 70515, 78350, 90886, 117525, 136329, 141030, 227215, 235050, 272658, 352575, 408987, 454430, 681645, 705150, 817974, 1136075, 1363290, 2044935, 2272150, 3408225, 4089870, 6816450, 10224675, 20449350]

約数ペア:

[(1, 20449350), (2, 10224675), (3, 6816450), (5, 4089870), (6, 3408225), (9, 2272150), (10, 2044935), (15, 1363290), (18, 1136075), (25, 817974), (29, 705150), (30, 681645), (45, 454430), (50, 408987), (58, 352575), (75, 272658), (87, 235050), (90, 227215), (145, 141030), (150, 136329), (174, 117525), (225, 90886), (261, 78350), (290, 70515), (435, 47010), (450, 45443), (522, 39175), (725, 28206), (870, 23505), (1305, 15670), (1450, 14103), (1567, 13050), (2175, 9402), (2610, 7835), (3134, 6525), (4350, 4701)]