30385120

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11171}}^1$

素因数の和:11203

約数の個数: 48

約数和(自身を含む): 76014288

約数和(自身を除く): 45629168

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 11171, 22342, 44684, 55855, 89368, 111710, 178736, 189907, 223420, 357472, 379814, 446840, 759628, 893680, 949535, 1519256, 1787360, 1899070, 3038512, 3798140, 6077024, 7596280, 15192560, 30385120]

約数ペア:

[(1, 30385120), (2, 15192560), (4, 7596280), (5, 6077024), (8, 3798140), (10, 3038512), (16, 1899070), (17, 1787360), (20, 1519256), (32, 949535), (34, 893680), (40, 759628), (68, 446840), (80, 379814), (85, 357472), (136, 223420), (160, 189907), (170, 178736), (272, 111710), (340, 89368), (544, 55855), (680, 44684), (1360, 22342), (2720, 11171)]