19278889240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1013}}^1\times {\mathrm{36599}}^1$

素因数の和:37636

約数の個数: 64

約数和(自身を含む): 46761624000

約数和(自身を除く): 27482734760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 1013, 2026, 4052, 5065, 8104, 10130, 13169, 20260, 26338, 36599, 40520, 52676, 65845, 73198, 105352, 131690, 146396, 182995, 263380, 292792, 365990, 475787, 526760, 731980, 951574, 1463960, 1903148, 2378935, 3806296, 4757870, 9515740, 19031480, 37074787, 74149574, 148299148, 185373935, 296598296, 370747870, 481972231, 741495740, 963944462, 1482991480, 1927888924, 2409861155, 3855777848, 4819722310, 9639444620, 19278889240]

約数ペア:

[(1, 19278889240), (2, 9639444620), (4, 4819722310), (5, 3855777848), (8, 2409861155), (10, 1927888924), (13, 1482991480), (20, 963944462), (26, 741495740), (40, 481972231), (52, 370747870), (65, 296598296), (104, 185373935), (130, 148299148), (260, 74149574), (520, 37074787), (1013, 19031480), (2026, 9515740), (4052, 4757870), (5065, 3806296), (8104, 2378935), (10130, 1903148), (13169, 1463960), (20260, 951574), (26338, 731980), (36599, 526760), (40520, 475787), (52676, 365990), (65845, 292792), (73198, 263380), (105352, 182995), (131690, 146396)]