42881860

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:103

約数の個数: 120

約数和(自身を含む): 112936320

約数和(自身を除く): 70054460

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 47, 49, 70, 76, 94, 95, 98, 133, 140, 188, 190, 196, 235, 245, 266, 329, 343, 380, 470, 490, 532, 658, 665, 686, 893, 931, 940, 980, 1316, 1330, 1372, 1645, 1715, 1786, 1862, 2303, 2401, 2660, 3290, 3430, 3572, 3724, 4465, 4606, 4655, 4802, 6251, 6517, 6580, 6860, 8930, 9212, 9310, 9604, 11515, 12005, 12502, 13034, 16121, 17860, 18620, 23030, 24010, 25004, 26068, 31255, 32242, 32585, 43757, 45619, 46060, 48020, 62510, 64484, 65170, 80605, 87514, 91238, 112847, 125020, 130340, 161210, 175028, 182476, 218785, 225694, 228095, 306299, 322420, 437570, 451388, 456190, 564235, 612598, 875140, 912380, 1128470, 1225196, 1531495, 2144093, 2256940, 3062990, 4288186, 6125980, 8576372, 10720465, 21440930, 42881860]

約数ペア:

[(1, 42881860), (2, 21440930), (4, 10720465), (5, 8576372), (7, 6125980), (10, 4288186), (14, 3062990), (19, 2256940), (20, 2144093), (28, 1531495), (35, 1225196), (38, 1128470), (47, 912380), (49, 875140), (70, 612598), (76, 564235), (94, 456190), (95, 451388), (98, 437570), (133, 322420), (140, 306299), (188, 228095), (190, 225694), (196, 218785), (235, 182476), (245, 175028), (266, 161210), (329, 130340), (343, 125020), (380, 112847), (470, 91238), (490, 87514), (532, 80605), (658, 65170), (665, 64484), (686, 62510), (893, 48020), (931, 46060), (940, 45619), (980, 43757), (1316, 32585), (1330, 32242), (1372, 31255), (1645, 26068), (1715, 25004), (1786, 24010), (1862, 23030), (2303, 18620), (2401, 17860), (2660, 16121), (3290, 13034), (3430, 12502), (3572, 12005), (3724, 11515), (4465, 9604), (4606, 9310), (4655, 9212), (4802, 8930), (6251, 6860), (6517, 6580)]