20089867840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{619}}^1\times {\mathrm{14489}}^1$

素因数の和:15132

約数の個数: 112

約数和(自身を含む): 54765244800

約数和(自身を除く): 34675376960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 619, 1120, 1238, 2240, 2476, 3095, 4333, 4952, 6190, 8666, 9904, 12380, 14489, 17332, 19808, 21665, 24760, 28978, 34664, 39616, 43330, 49520, 57956, 69328, 72445, 86660, 99040, 101423, 115912, 138656, 144890, 173320, 198080, 202846, 231824, 277312, 289780, 346640, 405692, 463648, 507115, 579560, 693280, 811384, 927296, 1014230, 1159120, 1386560, 1622768, 2028460, 2318240, 3245536, 4056920, 4636480, 6491072, 8113840, 8968691, 16227680, 17937382, 32455360, 35874764, 44843455, 62780837, 71749528, 89686910, 125561674, 143499056, 179373820, 251123348, 286998112, 313904185, 358747640, 502246696, 573996224, 627808370, 717495280, 1004493392, 1255616740, 1434990560, 2008986784, 2511233480, 2869981120, 4017973568, 5022466960, 10044933920, 20089867840]

約数ペア:

[(1, 20089867840), (2, 10044933920), (4, 5022466960), (5, 4017973568), (7, 2869981120), (8, 2511233480), (10, 2008986784), (14, 1434990560), (16, 1255616740), (20, 1004493392), (28, 717495280), (32, 627808370), (35, 573996224), (40, 502246696), (56, 358747640), (64, 313904185), (70, 286998112), (80, 251123348), (112, 179373820), (140, 143499056), (160, 125561674), (224, 89686910), (280, 71749528), (320, 62780837), (448, 44843455), (560, 35874764), (619, 32455360), (1120, 17937382), (1238, 16227680), (2240, 8968691), (2476, 8113840), (3095, 6491072), (4333, 4636480), (4952, 4056920), (6190, 3245536), (8666, 2318240), (9904, 2028460), (12380, 1622768), (14489, 1386560), (17332, 1159120), (19808, 1014230), (21665, 927296), (24760, 811384), (28978, 693280), (34664, 579560), (39616, 507115), (43330, 463648), (49520, 405692), (57956, 346640), (69328, 289780), (72445, 277312), (86660, 231824), (99040, 202846), (101423, 198080), (115912, 173320), (138656, 144890)]