12902364010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{647}}^1\times {\mathrm{1019}}^1$

素因数の和:1795

約数の個数: 64

約数和(自身を含む): 24746342400

約数和(自身を除く): 11843978390

約数列:

[1, 2, 5, 10, 19, 38, 95, 103, 190, 206, 515, 647, 1019, 1030, 1294, 1957, 2038, 3235, 3914, 5095, 6470, 9785, 10190, 12293, 19361, 19570, 24586, 38722, 61465, 66641, 96805, 104957, 122930, 133282, 193610, 209914, 333205, 524785, 659293, 666410, 1049570, 1266179, 1318586, 1994183, 2532358, 3296465, 3988366, 6330895, 6592930, 9970915, 12526567, 12661790, 19941830, 25053134, 62632835, 67907179, 125265670, 135814358, 339535895, 679071790, 1290236401, 2580472802, 6451182005, 12902364010]

約数ペア:

[(1, 12902364010), (2, 6451182005), (5, 2580472802), (10, 1290236401), (19, 679071790), (38, 339535895), (95, 135814358), (103, 125265670), (190, 67907179), (206, 62632835), (515, 25053134), (647, 19941830), (1019, 12661790), (1030, 12526567), (1294, 9970915), (1957, 6592930), (2038, 6330895), (3235, 3988366), (3914, 3296465), (5095, 2532358), (6470, 1994183), (9785, 1318586), (10190, 1266179), (12293, 1049570), (19361, 666410), (19570, 659293), (24586, 524785), (38722, 333205), (61465, 209914), (66641, 193610), (96805, 133282), (104957, 122930)]