16547440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2273}}^1$

素因数の和:2306

約数の個数: 80

約数和(自身を含む): 47371968

約数和(自身を除く): 30824528

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 2273, 3640, 4546, 7280, 9092, 11365, 15911, 18184, 22730, 29549, 31822, 36368, 45460, 59098, 63644, 79555, 90920, 118196, 127288, 147745, 159110, 181840, 206843, 236392, 254576, 295490, 318220, 413686, 472784, 590980, 636440, 827372, 1034215, 1181960, 1272880, 1654744, 2068430, 2363920, 3309488, 4136860, 8273720, 16547440]

約数ペア:

[(1, 16547440), (2, 8273720), (4, 4136860), (5, 3309488), (7, 2363920), (8, 2068430), (10, 1654744), (13, 1272880), (14, 1181960), (16, 1034215), (20, 827372), (26, 636440), (28, 590980), (35, 472784), (40, 413686), (52, 318220), (56, 295490), (65, 254576), (70, 236392), (80, 206843), (91, 181840), (104, 159110), (112, 147745), (130, 127288), (140, 118196), (182, 90920), (208, 79555), (260, 63644), (280, 59098), (364, 45460), (455, 36368), (520, 31822), (560, 29549), (728, 22730), (910, 18184), (1040, 15911), (1456, 11365), (1820, 9092), (2273, 7280), (3640, 4546)]