40756480

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1873}}^1$

素因数の和:1911

約数の個数: 72

約数和(自身を含む): 103422312

約数和(自身を除く): 62665832

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, 1873, 2176, 2720, 3746, 4352, 5440, 7492, 9365, 10880, 14984, 18730, 21760, 29968, 31841, 37460, 59936, 63682, 74920, 119872, 127364, 149840, 159205, 239744, 254728, 299680, 318410, 479488, 509456, 599360, 636820, 1018912, 1198720, 1273640, 2037824, 2397440, 2547280, 4075648, 5094560, 8151296, 10189120, 20378240, 40756480]

約数ペア:

[(1, 40756480), (2, 20378240), (4, 10189120), (5, 8151296), (8, 5094560), (10, 4075648), (16, 2547280), (17, 2397440), (20, 2037824), (32, 1273640), (34, 1198720), (40, 1018912), (64, 636820), (68, 599360), (80, 509456), (85, 479488), (128, 318410), (136, 299680), (160, 254728), (170, 239744), (256, 159205), (272, 149840), (320, 127364), (340, 119872), (544, 74920), (640, 63682), (680, 59936), (1088, 37460), (1280, 31841), (1360, 29968), (1873, 21760), (2176, 18730), (2720, 14984), (3746, 10880), (4352, 9365), (5440, 7492)]