39157960

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1373}}^1$

素因数の和:1438

約数の個数: 64

約数和(自身を含む): 94970880

約数和(自身を除く): 55812920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 40, 46, 62, 92, 115, 124, 155, 184, 230, 248, 310, 460, 620, 713, 920, 1240, 1373, 1426, 2746, 2852, 3565, 5492, 5704, 6865, 7130, 10984, 13730, 14260, 27460, 28520, 31579, 42563, 54920, 63158, 85126, 126316, 157895, 170252, 212815, 252632, 315790, 340504, 425630, 631580, 851260, 978949, 1263160, 1702520, 1957898, 3915796, 4894745, 7831592, 9789490, 19578980, 39157960]

約数ペア:

[(1, 39157960), (2, 19578980), (4, 9789490), (5, 7831592), (8, 4894745), (10, 3915796), (20, 1957898), (23, 1702520), (31, 1263160), (40, 978949), (46, 851260), (62, 631580), (92, 425630), (115, 340504), (124, 315790), (155, 252632), (184, 212815), (230, 170252), (248, 157895), (310, 126316), (460, 85126), (620, 63158), (713, 54920), (920, 42563), (1240, 31579), (1373, 28520), (1426, 27460), (2746, 14260), (2852, 13730), (3565, 10984), (5492, 7130), (5704, 6865)]