2000553980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{83}}^1\times {\mathrm{1433}}^1$

素因数の和:1583

約数の個数: 72

約数和(自身を含む): 4406521392

約数和(自身を除く): 2405967412

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 83, 116, 145, 166, 290, 332, 415, 580, 830, 841, 1433, 1660, 1682, 2407, 2866, 3364, 4205, 4814, 5732, 7165, 8410, 9628, 12035, 14330, 16820, 24070, 28660, 41557, 48140, 69803, 83114, 118939, 139606, 166228, 207785, 237878, 279212, 349015, 415570, 475756, 594695, 698030, 831140, 1189390, 1205153, 1396060, 2378780, 2410306, 3449231, 4820612, 6025765, 6898462, 12051530, 13796924, 17246155, 24103060, 34492310, 68984620, 100027699, 200055398, 400110796, 500138495, 1000276990, 2000553980]

約数ペア:

[(1, 2000553980), (2, 1000276990), (4, 500138495), (5, 400110796), (10, 200055398), (20, 100027699), (29, 68984620), (58, 34492310), (83, 24103060), (116, 17246155), (145, 13796924), (166, 12051530), (290, 6898462), (332, 6025765), (415, 4820612), (580, 3449231), (830, 2410306), (841, 2378780), (1433, 1396060), (1660, 1205153), (1682, 1189390), (2407, 831140), (2866, 698030), (3364, 594695), (4205, 475756), (4814, 415570), (5732, 349015), (7165, 279212), (8410, 237878), (9628, 207785), (12035, 166228), (14330, 139606), (16820, 118939), (24070, 83114), (28660, 69803), (41557, 48140)]