4221440

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1$

素因数の和:137

約数の個数: 80

約数和(自身を含む): 10827432

約数和(自身を除く): 6605992

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 97, 128, 136, 160, 170, 194, 256, 272, 320, 340, 388, 485, 512, 544, 640, 680, 776, 970, 1088, 1280, 1360, 1552, 1649, 1940, 2176, 2560, 2720, 3104, 3298, 3880, 4352, 5440, 6208, 6596, 7760, 8245, 8704, 10880, 12416, 13192, 15520, 16490, 21760, 24832, 26384, 31040, 32980, 43520, 49664, 52768, 62080, 65960, 105536, 124160, 131920, 211072, 248320, 263840, 422144, 527680, 844288, 1055360, 2110720, 4221440]

約数ペア:

[(1, 4221440), (2, 2110720), (4, 1055360), (5, 844288), (8, 527680), (10, 422144), (16, 263840), (17, 248320), (20, 211072), (32, 131920), (34, 124160), (40, 105536), (64, 65960), (68, 62080), (80, 52768), (85, 49664), (97, 43520), (128, 32980), (136, 31040), (160, 26384), (170, 24832), (194, 21760), (256, 16490), (272, 15520), (320, 13192), (340, 12416), (388, 10880), (485, 8704), (512, 8245), (544, 7760), (640, 6596), (680, 6208), (776, 5440), (970, 4352), (1088, 3880), (1280, 3298), (1360, 3104), (1552, 2720), (1649, 2560), (1940, 2176)]