1017380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1$

素因数の和:85

約数の個数: 72

約数和(自身を含む): 2705472

約数和(自身を除く): 1688092

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 43, 52, 65, 70, 86, 91, 130, 140, 169, 172, 182, 215, 260, 301, 338, 364, 430, 455, 559, 602, 676, 845, 860, 910, 1118, 1183, 1204, 1505, 1690, 1820, 2236, 2366, 2795, 3010, 3380, 3913, 4732, 5590, 5915, 6020, 7267, 7826, 11180, 11830, 14534, 15652, 19565, 23660, 29068, 36335, 39130, 50869, 72670, 78260, 101738, 145340, 203476, 254345, 508690, 1017380]

約数ペア:

[(1, 1017380), (2, 508690), (4, 254345), (5, 203476), (7, 145340), (10, 101738), (13, 78260), (14, 72670), (20, 50869), (26, 39130), (28, 36335), (35, 29068), (43, 23660), (52, 19565), (65, 15652), (70, 14534), (86, 11830), (91, 11180), (130, 7826), (140, 7267), (169, 6020), (172, 5915), (182, 5590), (215, 4732), (260, 3913), (301, 3380), (338, 3010), (364, 2795), (430, 2366), (455, 2236), (559, 1820), (602, 1690), (676, 1505), (845, 1204), (860, 1183), (910, 1118)]