39907845040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2298839}}^1$

素因数の和:2298890

約数の個数: 80

約数和(自身を含む): 109461565440

約数和(自身を除く): 69553720400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8680, 17360, 2298839, 4597678, 9195356, 11494195, 16091873, 18390712, 22988390, 32183746, 36781424, 45976780, 64367492, 71264009, 80459365, 91953560, 128734984, 142528018, 160918730, 183907120, 257469968, 285056036, 321837460, 356320045, 498848063, 570112072, 643674920, 712640090, 997696126, 1140224144, 1287349840, 1425280180, 1995392252, 2494240315, 2850560360, 3990784504, 4988480630, 5701120720, 7981569008, 9976961260, 19953922520, 39907845040]

約数ペア:

[(1, 39907845040), (2, 19953922520), (4, 9976961260), (5, 7981569008), (7, 5701120720), (8, 4988480630), (10, 3990784504), (14, 2850560360), (16, 2494240315), (20, 1995392252), (28, 1425280180), (31, 1287349840), (35, 1140224144), (40, 997696126), (56, 712640090), (62, 643674920), (70, 570112072), (80, 498848063), (112, 356320045), (124, 321837460), (140, 285056036), (155, 257469968), (217, 183907120), (248, 160918730), (280, 142528018), (310, 128734984), (434, 91953560), (496, 80459365), (560, 71264009), (620, 64367492), (868, 45976780), (1085, 36781424), (1240, 32183746), (1736, 22988390), (2170, 18390712), (2480, 16091873), (3472, 11494195), (4340, 9195356), (8680, 4597678), (17360, 2298839)]