203445980

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{4507}}^1$

素因数の和:4614

約数の個数: 48

約数和(自身を含む): 446075616

約数和(自身を除く): 242629636

約数列:

[1, 2, 4, 5, 10, 20, 37, 61, 74, 122, 148, 185, 244, 305, 370, 610, 740, 1220, 2257, 4507, 4514, 9014, 9028, 11285, 18028, 22535, 22570, 45070, 45140, 90140, 166759, 274927, 333518, 549854, 667036, 833795, 1099708, 1374635, 1667590, 2749270, 3335180, 5498540, 10172299, 20344598, 40689196, 50861495, 101722990, 203445980]

約数ペア:

[(1, 203445980), (2, 101722990), (4, 50861495), (5, 40689196), (10, 20344598), (20, 10172299), (37, 5498540), (61, 3335180), (74, 2749270), (122, 1667590), (148, 1374635), (185, 1099708), (244, 833795), (305, 667036), (370, 549854), (610, 333518), (740, 274927), (1220, 166759), (2257, 90140), (4507, 45140), (4514, 45070), (9014, 22570), (9028, 22535), (11285, 18028)]