2444490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:343

約数の個数: 48

約数和(自身を含む): 6433128

約数和(自身を除く): 3988638

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 157, 173, 314, 346, 471, 519, 785, 865, 942, 1038, 1413, 1557, 1570, 1730, 2355, 2595, 2826, 3114, 4710, 5190, 7065, 7785, 14130, 15570, 27161, 54322, 81483, 135805, 162966, 244449, 271610, 407415, 488898, 814830, 1222245, 2444490]

約数ペア:

[(1, 2444490), (2, 1222245), (3, 814830), (5, 488898), (6, 407415), (9, 271610), (10, 244449), (15, 162966), (18, 135805), (30, 81483), (45, 54322), (90, 27161), (157, 15570), (173, 14130), (314, 7785), (346, 7065), (471, 5190), (519, 4710), (785, 3114), (865, 2826), (942, 2595), (1038, 2355), (1413, 1730), (1557, 1570)]