1806080

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1$

素因数の和:121

約数の個数: 72

約数和(自身を含む): 4635792

約数和(自身を除く): 2829712

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 83, 85, 128, 136, 160, 166, 170, 256, 272, 320, 332, 340, 415, 544, 640, 664, 680, 830, 1088, 1280, 1328, 1360, 1411, 1660, 2176, 2656, 2720, 2822, 3320, 4352, 5312, 5440, 5644, 6640, 7055, 10624, 10880, 11288, 13280, 14110, 21248, 21760, 22576, 26560, 28220, 45152, 53120, 56440, 90304, 106240, 112880, 180608, 225760, 361216, 451520, 903040, 1806080]

約数ペア:

[(1, 1806080), (2, 903040), (4, 451520), (5, 361216), (8, 225760), (10, 180608), (16, 112880), (17, 106240), (20, 90304), (32, 56440), (34, 53120), (40, 45152), (64, 28220), (68, 26560), (80, 22576), (83, 21760), (85, 21248), (128, 14110), (136, 13280), (160, 11288), (166, 10880), (170, 10624), (256, 7055), (272, 6640), (320, 5644), (332, 5440), (340, 5312), (415, 4352), (544, 3320), (640, 2822), (664, 2720), (680, 2656), (830, 2176), (1088, 1660), (1280, 1411), (1328, 1360)]