7626220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:143

約数の個数: 96

約数和(自身を含む): 19998720

約数和(自身を除く): 12372500

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 47, 61, 70, 76, 94, 95, 122, 133, 140, 188, 190, 235, 244, 266, 305, 329, 380, 427, 470, 532, 610, 658, 665, 854, 893, 940, 1159, 1220, 1316, 1330, 1645, 1708, 1786, 2135, 2318, 2660, 2867, 3290, 3572, 4270, 4465, 4636, 5734, 5795, 6251, 6580, 8113, 8540, 8930, 11468, 11590, 12502, 14335, 16226, 17860, 20069, 23180, 25004, 28670, 31255, 32452, 40138, 40565, 54473, 57340, 62510, 80276, 81130, 100345, 108946, 125020, 162260, 200690, 217892, 272365, 381311, 401380, 544730, 762622, 1089460, 1525244, 1906555, 3813110, 7626220]

約数ペア:

[(1, 7626220), (2, 3813110), (4, 1906555), (5, 1525244), (7, 1089460), (10, 762622), (14, 544730), (19, 401380), (20, 381311), (28, 272365), (35, 217892), (38, 200690), (47, 162260), (61, 125020), (70, 108946), (76, 100345), (94, 81130), (95, 80276), (122, 62510), (133, 57340), (140, 54473), (188, 40565), (190, 40138), (235, 32452), (244, 31255), (266, 28670), (305, 25004), (329, 23180), (380, 20069), (427, 17860), (470, 16226), (532, 14335), (610, 12502), (658, 11590), (665, 11468), (854, 8930), (893, 8540), (940, 8113), (1159, 6580), (1220, 6251), (1316, 5795), (1330, 5734), (1645, 4636), (1708, 4465), (1786, 4270), (2135, 3572), (2318, 3290), (2660, 2867)]