40143480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25733}}^1$

素因数の和:25760

約数の個数: 64

約数和(自身を含む): 129699360

約数和(自身を除く): 89555880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 25733, 51466, 77199, 102932, 128665, 154398, 205864, 257330, 308796, 334529, 385995, 514660, 617592, 669058, 771990, 1003587, 1029320, 1338116, 1543980, 1672645, 2007174, 2676232, 3087960, 3345290, 4014348, 5017935, 6690580, 8028696, 10035870, 13381160, 20071740, 40143480]

約数ペア:

[(1, 40143480), (2, 20071740), (3, 13381160), (4, 10035870), (5, 8028696), (6, 6690580), (8, 5017935), (10, 4014348), (12, 3345290), (13, 3087960), (15, 2676232), (20, 2007174), (24, 1672645), (26, 1543980), (30, 1338116), (39, 1029320), (40, 1003587), (52, 771990), (60, 669058), (65, 617592), (78, 514660), (104, 385995), (120, 334529), (130, 308796), (156, 257330), (195, 205864), (260, 154398), (312, 128665), (390, 102932), (520, 77199), (780, 51466), (1560, 25733)]