231238120

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^2\times {\mathrm{2617}}^1$

素因数の和:2722

約数の個数: 48

約数和(自身を含む): 531794340

約数和(自身を除く): 300556220

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 2209, 2617, 4418, 5234, 8836, 10468, 11045, 13085, 17672, 20936, 22090, 26170, 44180, 52340, 88360, 104680, 122999, 245998, 491996, 614995, 983992, 1229990, 2459980, 4919960, 5780953, 11561906, 23123812, 28904765, 46247624, 57809530, 115619060, 231238120]

約数ペア:

[(1, 231238120), (2, 115619060), (4, 57809530), (5, 46247624), (8, 28904765), (10, 23123812), (20, 11561906), (40, 5780953), (47, 4919960), (94, 2459980), (188, 1229990), (235, 983992), (376, 614995), (470, 491996), (940, 245998), (1880, 122999), (2209, 104680), (2617, 88360), (4418, 52340), (5234, 44180), (8836, 26170), (10468, 22090), (11045, 20936), (13085, 17672)]