39166640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{929}}^1$

素因数の和:990

約数の個数: 80

約数和(自身を含む): 99636480

約数和(自身を除く): 60469840

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 62, 68, 80, 85, 124, 136, 155, 170, 248, 272, 310, 340, 496, 527, 620, 680, 929, 1054, 1240, 1360, 1858, 2108, 2480, 2635, 3716, 4216, 4645, 5270, 7432, 8432, 9290, 10540, 14864, 15793, 18580, 21080, 28799, 31586, 37160, 42160, 57598, 63172, 74320, 78965, 115196, 126344, 143995, 157930, 230392, 252688, 287990, 315860, 460784, 489583, 575980, 631720, 979166, 1151960, 1263440, 1958332, 2303920, 2447915, 3916664, 4895830, 7833328, 9791660, 19583320, 39166640]

約数ペア:

[(1, 39166640), (2, 19583320), (4, 9791660), (5, 7833328), (8, 4895830), (10, 3916664), (16, 2447915), (17, 2303920), (20, 1958332), (31, 1263440), (34, 1151960), (40, 979166), (62, 631720), (68, 575980), (80, 489583), (85, 460784), (124, 315860), (136, 287990), (155, 252688), (170, 230392), (248, 157930), (272, 143995), (310, 126344), (340, 115196), (496, 78965), (527, 74320), (620, 63172), (680, 57598), (929, 42160), (1054, 37160), (1240, 31586), (1360, 28799), (1858, 21080), (2108, 18580), (2480, 15793), (2635, 14864), (3716, 10540), (4216, 9290), (4645, 8432), (5270, 7432)]