20447610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1237}}^1$

素因数の和:1295

約数の個数: 64

約数和(自身を含む): 53481600

約数和(自身を除く): 33033990

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 29, 30, 38, 57, 58, 87, 95, 114, 145, 174, 190, 285, 290, 435, 551, 570, 870, 1102, 1237, 1653, 2474, 2755, 3306, 3711, 5510, 6185, 7422, 8265, 12370, 16530, 18555, 23503, 35873, 37110, 47006, 70509, 71746, 107619, 117515, 141018, 179365, 215238, 235030, 352545, 358730, 538095, 681587, 705090, 1076190, 1363174, 2044761, 3407935, 4089522, 6815870, 10223805, 20447610]

約数ペア:

[(1, 20447610), (2, 10223805), (3, 6815870), (5, 4089522), (6, 3407935), (10, 2044761), (15, 1363174), (19, 1076190), (29, 705090), (30, 681587), (38, 538095), (57, 358730), (58, 352545), (87, 235030), (95, 215238), (114, 179365), (145, 141018), (174, 117515), (190, 107619), (285, 71746), (290, 70509), (435, 47006), (551, 37110), (570, 35873), (870, 23503), (1102, 18555), (1237, 16530), (1653, 12370), (2474, 8265), (2755, 7422), (3306, 6185), (3711, 5510)]