919261720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1297}}^1$

素因数の和:1397

約数の個数: 128

約数和(自身を含む): 2355091200

約数和(自身を除く): 1435829480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 47, 52, 58, 65, 94, 104, 116, 130, 145, 188, 232, 235, 260, 290, 376, 377, 470, 520, 580, 611, 754, 940, 1160, 1222, 1297, 1363, 1508, 1880, 1885, 2444, 2594, 2726, 3016, 3055, 3770, 4888, 5188, 5452, 6110, 6485, 6815, 7540, 10376, 10904, 12220, 12970, 13630, 15080, 16861, 17719, 24440, 25940, 27260, 33722, 35438, 37613, 51880, 54520, 60959, 67444, 70876, 75226, 84305, 88595, 121918, 134888, 141752, 150452, 168610, 177190, 188065, 243836, 300904, 304795, 337220, 354380, 376130, 487672, 488969, 609590, 674440, 708760, 752260, 792467, 977938, 1219180, 1504520, 1584934, 1767811, 1955876, 2438360, 2444845, 3169868, 3535622, 3911752, 3962335, 4889690, 6339736, 7071244, 7924670, 8839055, 9779380, 14142488, 15849340, 17678110, 19558760, 22981543, 31698680, 35356220, 45963086, 70712440, 91926172, 114907715, 183852344, 229815430, 459630860, 919261720]

約数ペア:

[(1, 919261720), (2, 459630860), (4, 229815430), (5, 183852344), (8, 114907715), (10, 91926172), (13, 70712440), (20, 45963086), (26, 35356220), (29, 31698680), (40, 22981543), (47, 19558760), (52, 17678110), (58, 15849340), (65, 14142488), (94, 9779380), (104, 8839055), (116, 7924670), (130, 7071244), (145, 6339736), (188, 4889690), (232, 3962335), (235, 3911752), (260, 3535622), (290, 3169868), (376, 2444845), (377, 2438360), (470, 1955876), (520, 1767811), (580, 1584934), (611, 1504520), (754, 1219180), (940, 977938), (1160, 792467), (1222, 752260), (1297, 708760), (1363, 674440), (1508, 609590), (1880, 488969), (1885, 487672), (2444, 376130), (2594, 354380), (2726, 337220), (3016, 304795), (3055, 300904), (3770, 243836), (4888, 188065), (5188, 177190), (5452, 168610), (6110, 150452), (6485, 141752), (6815, 134888), (7540, 121918), (10376, 88595), (10904, 84305), (12220, 75226), (12970, 70876), (13630, 67444), (15080, 60959), (16861, 54520), (17719, 51880), (24440, 37613), (25940, 35438), (27260, 33722)]