2800260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1$

素因数の和:393

約数の個数: 72

約数和(自身を含む): 8701056

約数和(自身を除く): 5900796

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 282, 331, 423, 470, 564, 662, 705, 846, 940, 993, 1324, 1410, 1655, 1692, 1986, 2115, 2820, 2979, 3310, 3972, 4230, 4965, 5958, 6620, 8460, 9930, 11916, 14895, 15557, 19860, 29790, 31114, 46671, 59580, 62228, 77785, 93342, 140013, 155570, 186684, 233355, 280026, 311140, 466710, 560052, 700065, 933420, 1400130, 2800260]

約数ペア:

[(1, 2800260), (2, 1400130), (3, 933420), (4, 700065), (5, 560052), (6, 466710), (9, 311140), (10, 280026), (12, 233355), (15, 186684), (18, 155570), (20, 140013), (30, 93342), (36, 77785), (45, 62228), (47, 59580), (60, 46671), (90, 31114), (94, 29790), (141, 19860), (180, 15557), (188, 14895), (235, 11916), (282, 9930), (331, 8460), (423, 6620), (470, 5958), (564, 4965), (662, 4230), (705, 3972), (846, 3310), (940, 2979), (993, 2820), (1324, 2115), (1410, 1986), (1655, 1692)]