1900453120

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{87337}}^1$

素因数の和:87375

約数の個数: 72

約数和(自身を含む): 4820009544

約数和(自身を除く): 2919556424

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 544, 640, 680, 1088, 1280, 1360, 2176, 2720, 4352, 5440, 10880, 21760, 87337, 174674, 349348, 436685, 698696, 873370, 1397392, 1484729, 1746740, 2794784, 2969458, 3493480, 5589568, 5938916, 6986960, 7423645, 11179136, 11877832, 13973920, 14847290, 22358272, 23755664, 27947840, 29694580, 47511328, 55895680, 59389160, 95022656, 111791360, 118778320, 190045312, 237556640, 380090624, 475113280, 950226560, 1900453120]

約数ペア:

[(1, 1900453120), (2, 950226560), (4, 475113280), (5, 380090624), (8, 237556640), (10, 190045312), (16, 118778320), (17, 111791360), (20, 95022656), (32, 59389160), (34, 55895680), (40, 47511328), (64, 29694580), (68, 27947840), (80, 23755664), (85, 22358272), (128, 14847290), (136, 13973920), (160, 11877832), (170, 11179136), (256, 7423645), (272, 6986960), (320, 5938916), (340, 5589568), (544, 3493480), (640, 2969458), (680, 2794784), (1088, 1746740), (1280, 1484729), (1360, 1397392), (2176, 873370), (2720, 698696), (4352, 436685), (5440, 349348), (10880, 174674), (21760, 87337)]