1900490884990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{709}}^1\times {\mathrm{2857}}^1\times {\mathrm{5519}}^1$

素因数の和:9109

約数の個数: 64

約数和(自身を含む): 3629147846400

約数和(自身を除く): 1728656961410

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 709, 1418, 2857, 3545, 5519, 5714, 7090, 11038, 12053, 14285, 24106, 27595, 28570, 48569, 55190, 60265, 93823, 97138, 120530, 187646, 242845, 469115, 485690, 938230, 2025613, 3912971, 4051226, 7825942, 10128065, 15767783, 19564855, 20256130, 31535566, 34435421, 39129710, 66520507, 68870842, 78838915, 133041014, 157677830, 172177105, 268052311, 332602535, 344354210, 536104622, 665205070, 1340261555, 2680523110, 11179358147, 22358716294, 55896790735, 111793581470, 190049088499, 380098176998, 950245442495, 1900490884990]

約数ペア:

[(1, 1900490884990), (2, 950245442495), (5, 380098176998), (10, 190049088499), (17, 111793581470), (34, 55896790735), (85, 22358716294), (170, 11179358147), (709, 2680523110), (1418, 1340261555), (2857, 665205070), (3545, 536104622), (5519, 344354210), (5714, 332602535), (7090, 268052311), (11038, 172177105), (12053, 157677830), (14285, 133041014), (24106, 78838915), (27595, 68870842), (28570, 66520507), (48569, 39129710), (55190, 34435421), (60265, 31535566), (93823, 20256130), (97138, 19564855), (120530, 15767783), (187646, 10128065), (242845, 7825942), (469115, 4051226), (485690, 3912971), (938230, 2025613)]