20210298930

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1025383}}^1$

素因数の和:1025472

約数の個数: 64

約数和(自身を含む): 54632459520

約数和(自身を除く): 34422160590

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 73, 90, 135, 146, 219, 270, 365, 438, 657, 730, 1095, 1314, 1971, 2190, 3285, 3942, 6570, 9855, 19710, 1025383, 2050766, 3076149, 5126915, 6152298, 9228447, 10253830, 15380745, 18456894, 27685341, 30761490, 46142235, 55370682, 74852959, 92284470, 138426705, 149705918, 224558877, 276853410, 374264795, 449117754, 673676631, 748529590, 1122794385, 1347353262, 2021029893, 2245588770, 3368383155, 4042059786, 6736766310, 10105149465, 20210298930]

約数ペア:

[(1, 20210298930), (2, 10105149465), (3, 6736766310), (5, 4042059786), (6, 3368383155), (9, 2245588770), (10, 2021029893), (15, 1347353262), (18, 1122794385), (27, 748529590), (30, 673676631), (45, 449117754), (54, 374264795), (73, 276853410), (90, 224558877), (135, 149705918), (146, 138426705), (219, 92284470), (270, 74852959), (365, 55370682), (438, 46142235), (657, 30761490), (730, 27685341), (1095, 18456894), (1314, 15380745), (1971, 10253830), (2190, 9228447), (3285, 6152298), (3942, 5126915), (6570, 3076149), (9855, 2050766), (19710, 1025383)]