19005290240

素因数分解:

$2^8\times 5^1\times {\mathrm{337}}^1\times {\mathrm{44059}}^1$

素因数の和:44417

約数の個数: 72

約数和(自身を含む): 45659730480

約数和(自身を除く): 26654440240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 337, 640, 674, 1280, 1348, 1685, 2696, 3370, 5392, 6740, 10784, 13480, 21568, 26960, 43136, 44059, 53920, 86272, 88118, 107840, 176236, 215680, 220295, 352472, 431360, 440590, 704944, 881180, 1409888, 1762360, 2819776, 3524720, 5639552, 7049440, 11279104, 14098880, 14847883, 28197760, 29695766, 56395520, 59391532, 74239415, 118783064, 148478830, 237566128, 296957660, 475132256, 593915320, 950264512, 1187830640, 1900529024, 2375661280, 3801058048, 4751322560, 9502645120, 19005290240]

約数ペア:

[(1, 19005290240), (2, 9502645120), (4, 4751322560), (5, 3801058048), (8, 2375661280), (10, 1900529024), (16, 1187830640), (20, 950264512), (32, 593915320), (40, 475132256), (64, 296957660), (80, 237566128), (128, 148478830), (160, 118783064), (256, 74239415), (320, 59391532), (337, 56395520), (640, 29695766), (674, 28197760), (1280, 14847883), (1348, 14098880), (1685, 11279104), (2696, 7049440), (3370, 5639552), (5392, 3524720), (6740, 2819776), (10784, 1762360), (13480, 1409888), (21568, 881180), (26960, 704944), (43136, 440590), (44059, 431360), (53920, 352472), (86272, 220295), (88118, 215680), (107840, 176236)]