19004891880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12182623}}^1$

素因数の和:12182650

約数の個数: 64

約数和(自身を含む): 61400424960

約数和(自身を除く): 42395533080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 12182623, 24365246, 36547869, 48730492, 60913115, 73095738, 97460984, 121826230, 146191476, 158374099, 182739345, 243652460, 292382952, 316748198, 365478690, 475122297, 487304920, 633496396, 730957380, 791870495, 950244594, 1266992792, 1461914760, 1583740990, 1900489188, 2375611485, 3167481980, 3800978376, 4751222970, 6334963960, 9502445940, 19004891880]

約数ペア:

[(1, 19004891880), (2, 9502445940), (3, 6334963960), (4, 4751222970), (5, 3800978376), (6, 3167481980), (8, 2375611485), (10, 1900489188), (12, 1583740990), (13, 1461914760), (15, 1266992792), (20, 950244594), (24, 791870495), (26, 730957380), (30, 633496396), (39, 487304920), (40, 475122297), (52, 365478690), (60, 316748198), (65, 292382952), (78, 243652460), (104, 182739345), (120, 158374099), (130, 146191476), (156, 121826230), (195, 97460984), (260, 73095738), (312, 60913115), (390, 48730492), (520, 36547869), (780, 24365246), (1560, 12182623)]