15966860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1$

素因数の和:343

約数の個数: 96

約数和(自身を含む): 42749952

約数和(自身を除く): 26783092

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 52, 62, 65, 70, 91, 124, 130, 140, 155, 182, 217, 260, 283, 310, 364, 403, 434, 455, 566, 620, 806, 868, 910, 1085, 1132, 1415, 1612, 1820, 1981, 2015, 2170, 2821, 2830, 3679, 3962, 4030, 4340, 5642, 5660, 7358, 7924, 8060, 8773, 9905, 11284, 14105, 14716, 17546, 18395, 19810, 25753, 28210, 35092, 36790, 39620, 43865, 51506, 56420, 61411, 73580, 87730, 103012, 114049, 122822, 128765, 175460, 228098, 245644, 257530, 307055, 456196, 515060, 570245, 614110, 798343, 1140490, 1228220, 1596686, 2280980, 3193372, 3991715, 7983430, 15966860]

約数ペア:

[(1, 15966860), (2, 7983430), (4, 3991715), (5, 3193372), (7, 2280980), (10, 1596686), (13, 1228220), (14, 1140490), (20, 798343), (26, 614110), (28, 570245), (31, 515060), (35, 456196), (52, 307055), (62, 257530), (65, 245644), (70, 228098), (91, 175460), (124, 128765), (130, 122822), (140, 114049), (155, 103012), (182, 87730), (217, 73580), (260, 61411), (283, 56420), (310, 51506), (364, 43865), (403, 39620), (434, 36790), (455, 35092), (566, 28210), (620, 25753), (806, 19810), (868, 18395), (910, 17546), (1085, 14716), (1132, 14105), (1415, 11284), (1612, 9905), (1820, 8773), (1981, 8060), (2015, 7924), (2170, 7358), (2821, 5660), (2830, 5642), (3679, 4340), (3962, 4030)]