28996020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3929}}^1$

素因数の和:3985

約数の個数: 72

約数和(自身を含む): 90122760

約数和(自身を除く): 61126740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 164, 180, 205, 246, 369, 410, 492, 615, 738, 820, 1230, 1476, 1845, 2460, 3690, 3929, 7380, 7858, 11787, 15716, 19645, 23574, 35361, 39290, 47148, 58935, 70722, 78580, 117870, 141444, 161089, 176805, 235740, 322178, 353610, 483267, 644356, 707220, 805445, 966534, 1449801, 1610890, 1933068, 2416335, 2899602, 3221780, 4832670, 5799204, 7249005, 9665340, 14498010, 28996020]

約数ペア:

[(1, 28996020), (2, 14498010), (3, 9665340), (4, 7249005), (5, 5799204), (6, 4832670), (9, 3221780), (10, 2899602), (12, 2416335), (15, 1933068), (18, 1610890), (20, 1449801), (30, 966534), (36, 805445), (41, 707220), (45, 644356), (60, 483267), (82, 353610), (90, 322178), (123, 235740), (164, 176805), (180, 161089), (205, 141444), (246, 117870), (369, 78580), (410, 70722), (492, 58935), (615, 47148), (738, 39290), (820, 35361), (1230, 23574), (1476, 19645), (1845, 15716), (2460, 11787), (3690, 7858), (3929, 7380)]