2158590

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{541}}^1$

素因数の和:577

約数の個数: 64

約数和(自身を含む): 6243840

約数和(自身を除く): 4085250

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 541, 570, 665, 798, 1082, 1330, 1623, 1995, 2705, 3246, 3787, 3990, 5410, 7574, 8115, 10279, 11361, 16230, 18935, 20558, 22722, 30837, 37870, 51395, 56805, 61674, 71953, 102790, 113610, 143906, 154185, 215859, 308370, 359765, 431718, 719530, 1079295, 2158590]

約数ペア:

[(1, 2158590), (2, 1079295), (3, 719530), (5, 431718), (6, 359765), (7, 308370), (10, 215859), (14, 154185), (15, 143906), (19, 113610), (21, 102790), (30, 71953), (35, 61674), (38, 56805), (42, 51395), (57, 37870), (70, 30837), (95, 22722), (105, 20558), (114, 18935), (133, 16230), (190, 11361), (210, 10279), (266, 8115), (285, 7574), (399, 5410), (541, 3990), (570, 3787), (665, 3246), (798, 2705), (1082, 1995), (1330, 1623)]