1248780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1601}}^1$

素因数の和:1626

約数の個数: 48

約数和(自身を含む): 3767904

約数和(自身を除く): 2519124

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 1601, 3202, 4803, 6404, 8005, 9606, 16010, 19212, 20813, 24015, 32020, 41626, 48030, 62439, 83252, 96060, 104065, 124878, 208130, 249756, 312195, 416260, 624390, 1248780]

約数ペア:

[(1, 1248780), (2, 624390), (3, 416260), (4, 312195), (5, 249756), (6, 208130), (10, 124878), (12, 104065), (13, 96060), (15, 83252), (20, 62439), (26, 48030), (30, 41626), (39, 32020), (52, 24015), (60, 20813), (65, 19212), (78, 16010), (130, 9606), (156, 8005), (195, 6404), (260, 4803), (390, 3202), (780, 1601)]