20692140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2593}}^1$

素因数の和:2631

約数の個数: 96

約数和(自身を含む): 69726720

約数和(自身を除く): 49034580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2593, 2660, 3990, 5186, 7779, 7980, 10372, 12965, 15558, 18151, 25930, 31116, 36302, 38895, 49267, 51860, 54453, 72604, 77790, 90755, 98534, 108906, 147801, 155580, 181510, 197068, 217812, 246335, 272265, 295602, 344869, 363020, 492670, 544530, 591204, 689738, 739005, 985340, 1034607, 1089060, 1379476, 1478010, 1724345, 2069214, 2956020, 3448690, 4138428, 5173035, 6897380, 10346070, 20692140]

約数ペア:

[(1, 20692140), (2, 10346070), (3, 6897380), (4, 5173035), (5, 4138428), (6, 3448690), (7, 2956020), (10, 2069214), (12, 1724345), (14, 1478010), (15, 1379476), (19, 1089060), (20, 1034607), (21, 985340), (28, 739005), (30, 689738), (35, 591204), (38, 544530), (42, 492670), (57, 363020), (60, 344869), (70, 295602), (76, 272265), (84, 246335), (95, 217812), (105, 197068), (114, 181510), (133, 155580), (140, 147801), (190, 108906), (210, 98534), (228, 90755), (266, 77790), (285, 72604), (380, 54453), (399, 51860), (420, 49267), (532, 38895), (570, 36302), (665, 31116), (798, 25930), (1140, 18151), (1330, 15558), (1596, 12965), (1995, 10372), (2593, 7980), (2660, 7779), (3990, 5186)]