17480380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{293}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 39019680

約数和(自身を除く): 21539300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 157, 190, 293, 314, 380, 586, 628, 785, 1172, 1465, 1570, 2930, 2983, 3140, 5567, 5860, 5966, 11134, 11932, 14915, 22268, 27835, 29830, 46001, 55670, 59660, 92002, 111340, 184004, 230005, 460010, 874019, 920020, 1748038, 3496076, 4370095, 8740190, 17480380]

約数ペア:

[(1, 17480380), (2, 8740190), (4, 4370095), (5, 3496076), (10, 1748038), (19, 920020), (20, 874019), (38, 460010), (76, 230005), (95, 184004), (157, 111340), (190, 92002), (293, 59660), (314, 55670), (380, 46001), (586, 29830), (628, 27835), (785, 22268), (1172, 14915), (1465, 11932), (1570, 11134), (2930, 5966), (2983, 5860), (3140, 5567)]