28434540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{457}}^1$

素因数の和:547

約数の個数: 96

約数和(自身を含む): 85869504

約数和(自身を除く): 57434964

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 61, 68, 85, 102, 122, 170, 183, 204, 244, 255, 305, 340, 366, 457, 510, 610, 732, 914, 915, 1020, 1037, 1220, 1371, 1828, 1830, 2074, 2285, 2742, 3111, 3660, 4148, 4570, 5185, 5484, 6222, 6855, 7769, 9140, 10370, 12444, 13710, 15538, 15555, 20740, 23307, 27420, 27877, 31076, 31110, 38845, 46614, 55754, 62220, 77690, 83631, 93228, 111508, 116535, 139385, 155380, 167262, 233070, 278770, 334524, 418155, 466140, 473909, 557540, 836310, 947818, 1421727, 1672620, 1895636, 2369545, 2843454, 4739090, 5686908, 7108635, 9478180, 14217270, 28434540]

約数ペア:

[(1, 28434540), (2, 14217270), (3, 9478180), (4, 7108635), (5, 5686908), (6, 4739090), (10, 2843454), (12, 2369545), (15, 1895636), (17, 1672620), (20, 1421727), (30, 947818), (34, 836310), (51, 557540), (60, 473909), (61, 466140), (68, 418155), (85, 334524), (102, 278770), (122, 233070), (170, 167262), (183, 155380), (204, 139385), (244, 116535), (255, 111508), (305, 93228), (340, 83631), (366, 77690), (457, 62220), (510, 55754), (610, 46614), (732, 38845), (914, 31110), (915, 31076), (1020, 27877), (1037, 27420), (1220, 23307), (1371, 20740), (1828, 15555), (1830, 15538), (2074, 13710), (2285, 12444), (2742, 10370), (3111, 9140), (3660, 7769), (4148, 6855), (4570, 6222), (5185, 5484)]