38188120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{631}}^1$

素因数の和:748

約数の個数: 64

約数和(自身を含む): 92145600

約数和(自身を除く): 53957480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 89, 136, 170, 178, 340, 356, 445, 631, 680, 712, 890, 1262, 1513, 1780, 2524, 3026, 3155, 3560, 5048, 6052, 6310, 7565, 10727, 12104, 12620, 15130, 21454, 25240, 30260, 42908, 53635, 56159, 60520, 85816, 107270, 112318, 214540, 224636, 280795, 429080, 449272, 561590, 954703, 1123180, 1909406, 2246360, 3818812, 4773515, 7637624, 9547030, 19094060, 38188120]

約数ペア:

[(1, 38188120), (2, 19094060), (4, 9547030), (5, 7637624), (8, 4773515), (10, 3818812), (17, 2246360), (20, 1909406), (34, 1123180), (40, 954703), (68, 561590), (85, 449272), (89, 429080), (136, 280795), (170, 224636), (178, 214540), (340, 112318), (356, 107270), (445, 85816), (631, 60520), (680, 56159), (712, 53635), (890, 42908), (1262, 30260), (1513, 25240), (1780, 21454), (2524, 15130), (3026, 12620), (3155, 12104), (3560, 10727), (5048, 7565), (6052, 6310)]