20168190

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{3557}}^1$

素因数の和:3583

約数の個数: 80

約数和(自身を含む): 61994592

約数和(自身を除く): 41826402

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 162, 189, 210, 270, 315, 378, 405, 567, 630, 810, 945, 1134, 1890, 2835, 3557, 5670, 7114, 10671, 17785, 21342, 24899, 32013, 35570, 49798, 53355, 64026, 74697, 96039, 106710, 124495, 149394, 160065, 192078, 224091, 248990, 288117, 320130, 373485, 448182, 480195, 576234, 672273, 746970, 960390, 1120455, 1344546, 1440585, 2016819, 2240910, 2881170, 3361365, 4033638, 6722730, 10084095, 20168190]

約数ペア:

[(1, 20168190), (2, 10084095), (3, 6722730), (5, 4033638), (6, 3361365), (7, 2881170), (9, 2240910), (10, 2016819), (14, 1440585), (15, 1344546), (18, 1120455), (21, 960390), (27, 746970), (30, 672273), (35, 576234), (42, 480195), (45, 448182), (54, 373485), (63, 320130), (70, 288117), (81, 248990), (90, 224091), (105, 192078), (126, 160065), (135, 149394), (162, 124495), (189, 106710), (210, 96039), (270, 74697), (315, 64026), (378, 53355), (405, 49798), (567, 35570), (630, 32013), (810, 24899), (945, 21342), (1134, 17785), (1890, 10671), (2835, 7114), (3557, 5670)]