7208889370

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{21521}}^1$

素因数の和:21631

約数の個数: 64

約数和(自身を含む): 14318156160

約数和(自身を除く): 7109266790

約数列:

[1, 2, 5, 10, 19, 38, 41, 43, 82, 86, 95, 190, 205, 215, 410, 430, 779, 817, 1558, 1634, 1763, 3526, 3895, 4085, 7790, 8170, 8815, 17630, 21521, 33497, 43042, 66994, 107605, 167485, 215210, 334970, 408899, 817798, 882361, 925403, 1764722, 1850806, 2044495, 4088990, 4411805, 4627015, 8823610, 9254030, 16764859, 17582657, 33529718, 35165314, 37941523, 75883046, 83824295, 87913285, 167648590, 175826570, 189707615, 379415230, 720888937, 1441777874, 3604444685, 7208889370]

約数ペア:

[(1, 7208889370), (2, 3604444685), (5, 1441777874), (10, 720888937), (19, 379415230), (38, 189707615), (41, 175826570), (43, 167648590), (82, 87913285), (86, 83824295), (95, 75883046), (190, 37941523), (205, 35165314), (215, 33529718), (410, 17582657), (430, 16764859), (779, 9254030), (817, 8823610), (1558, 4627015), (1634, 4411805), (1763, 4088990), (3526, 2044495), (3895, 1850806), (4085, 1764722), (7790, 925403), (8170, 882361), (8815, 817798), (17630, 408899), (21521, 334970), (33497, 215210), (43042, 167485), (66994, 107605)]