1444480

素因数分解:

$2^7\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:117

約数の個数: 64

約数和(自身を含む): 3604680

約数和(自身を除く): 2160200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 61, 64, 74, 80, 122, 128, 148, 160, 185, 244, 296, 305, 320, 370, 488, 592, 610, 640, 740, 976, 1184, 1220, 1480, 1952, 2257, 2368, 2440, 2960, 3904, 4514, 4736, 4880, 5920, 7808, 9028, 9760, 11285, 11840, 18056, 19520, 22570, 23680, 36112, 39040, 45140, 72224, 90280, 144448, 180560, 288896, 361120, 722240, 1444480]

約数ペア:

[(1, 1444480), (2, 722240), (4, 361120), (5, 288896), (8, 180560), (10, 144448), (16, 90280), (20, 72224), (32, 45140), (37, 39040), (40, 36112), (61, 23680), (64, 22570), (74, 19520), (80, 18056), (122, 11840), (128, 11285), (148, 9760), (160, 9028), (185, 7808), (244, 5920), (296, 4880), (305, 4736), (320, 4514), (370, 3904), (488, 2960), (592, 2440), (610, 2368), (640, 2257), (740, 1952), (976, 1480), (1184, 1220)]