7879980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2153}}^1$

素因数の和:2226

約数の個数: 48

約数和(自身を含む): 22436064

約数和(自身を除く): 14556084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 2153, 3660, 4306, 6459, 8612, 10765, 12918, 21530, 25836, 32295, 43060, 64590, 129180, 131333, 262666, 393999, 525332, 656665, 787998, 1313330, 1575996, 1969995, 2626660, 3939990, 7879980]

約数ペア:

[(1, 7879980), (2, 3939990), (3, 2626660), (4, 1969995), (5, 1575996), (6, 1313330), (10, 787998), (12, 656665), (15, 525332), (20, 393999), (30, 262666), (60, 131333), (61, 129180), (122, 64590), (183, 43060), (244, 32295), (305, 25836), (366, 21530), (610, 12918), (732, 10765), (915, 8612), (1220, 6459), (1830, 4306), (2153, 3660)]