2019302800

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{162847}}^1$

素因数の和:162896

約数の個数: 60

約数和(自身を含む): 5007901696

約数和(自身を除く): 2988598896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 155, 200, 248, 310, 400, 496, 620, 775, 1240, 1550, 2480, 3100, 6200, 12400, 162847, 325694, 651388, 814235, 1302776, 1628470, 2605552, 3256940, 4071175, 5048257, 6513880, 8142350, 10096514, 13027760, 16284700, 20193028, 25241285, 32569400, 40386056, 50482570, 65138800, 80772112, 100965140, 126206425, 201930280, 252412850, 403860560, 504825700, 1009651400, 2019302800]

約数ペア:

[(1, 2019302800), (2, 1009651400), (4, 504825700), (5, 403860560), (8, 252412850), (10, 201930280), (16, 126206425), (20, 100965140), (25, 80772112), (31, 65138800), (40, 50482570), (50, 40386056), (62, 32569400), (80, 25241285), (100, 20193028), (124, 16284700), (155, 13027760), (200, 10096514), (248, 8142350), (310, 6513880), (400, 5048257), (496, 4071175), (620, 3256940), (775, 2605552), (1240, 1628470), (1550, 1302776), (2480, 814235), (3100, 651388), (6200, 325694), (12400, 162847)]