1234020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:300

約数の個数: 48

約数和(自身を含む): 3503808

約数和(自身を除く): 2269788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 157, 262, 314, 393, 471, 524, 628, 655, 785, 786, 942, 1310, 1570, 1572, 1884, 1965, 2355, 2620, 3140, 3930, 4710, 7860, 9420, 20567, 41134, 61701, 82268, 102835, 123402, 205670, 246804, 308505, 411340, 617010, 1234020]

約数ペア:

[(1, 1234020), (2, 617010), (3, 411340), (4, 308505), (5, 246804), (6, 205670), (10, 123402), (12, 102835), (15, 82268), (20, 61701), (30, 41134), (60, 20567), (131, 9420), (157, 7860), (262, 4710), (314, 3930), (393, 3140), (471, 2620), (524, 2355), (628, 1965), (655, 1884), (785, 1572), (786, 1570), (942, 1310)]