355609540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{124339}}^1$

素因数の和:124372

約数の個数: 48

約数和(自身を含む): 877343040

約数和(自身を除く): 521733500

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 124339, 248678, 497356, 621695, 1243390, 1367729, 1616407, 2486780, 2735458, 3232814, 5470916, 6465628, 6838645, 8082035, 13677290, 16164070, 17780477, 27354580, 32328140, 35560954, 71121908, 88902385, 177804770, 355609540]

約数ペア:

[(1, 355609540), (2, 177804770), (4, 88902385), (5, 71121908), (10, 35560954), (11, 32328140), (13, 27354580), (20, 17780477), (22, 16164070), (26, 13677290), (44, 8082035), (52, 6838645), (55, 6465628), (65, 5470916), (110, 3232814), (130, 2735458), (143, 2486780), (220, 1616407), (260, 1367729), (286, 1243390), (572, 621695), (715, 497356), (1430, 248678), (2860, 124339)]