16309720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1879}}^1$

素因数の和:1928

約数の個数: 64

約数和(自身を含む): 43315200

約数和(自身を除く): 27005480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 1879, 2170, 3758, 4340, 7516, 8680, 9395, 13153, 15032, 18790, 26306, 37580, 52612, 58249, 65765, 75160, 105224, 116498, 131530, 232996, 263060, 291245, 407743, 465992, 526120, 582490, 815486, 1164980, 1630972, 2038715, 2329960, 3261944, 4077430, 8154860, 16309720]

約数ペア:

[(1, 16309720), (2, 8154860), (4, 4077430), (5, 3261944), (7, 2329960), (8, 2038715), (10, 1630972), (14, 1164980), (20, 815486), (28, 582490), (31, 526120), (35, 465992), (40, 407743), (56, 291245), (62, 263060), (70, 232996), (124, 131530), (140, 116498), (155, 105224), (217, 75160), (248, 65765), (280, 58249), (310, 52612), (434, 37580), (620, 26306), (868, 18790), (1085, 15032), (1240, 13153), (1736, 9395), (1879, 8680), (2170, 7516), (3758, 4340)]