207921220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47041}}^1$

素因数の和:47080

約数の個数: 48

約数和(自身を含む): 497892528

約数和(自身を除く): 289971308

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 47041, 94082, 188164, 235205, 470410, 611533, 799697, 940820, 1223066, 1599394, 2446132, 3057665, 3198788, 3998485, 6115330, 7996970, 10396061, 12230660, 15993940, 20792122, 41584244, 51980305, 103960610, 207921220]

約数ペア:

[(1, 207921220), (2, 103960610), (4, 51980305), (5, 41584244), (10, 20792122), (13, 15993940), (17, 12230660), (20, 10396061), (26, 7996970), (34, 6115330), (52, 3998485), (65, 3198788), (68, 3057665), (85, 2446132), (130, 1599394), (170, 1223066), (221, 940820), (260, 799697), (340, 611533), (442, 470410), (884, 235205), (1105, 188164), (2210, 94082), (4420, 47041)]