12783400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1$

素因数の和:443

約数の個数: 96

約数和(自身を含む): 35533440

約数和(自身を除く): 22750040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 25, 28, 35, 40, 46, 50, 56, 70, 92, 100, 115, 140, 161, 175, 184, 200, 230, 280, 322, 350, 397, 460, 575, 644, 700, 794, 805, 920, 1150, 1288, 1400, 1588, 1610, 1985, 2300, 2779, 3176, 3220, 3970, 4025, 4600, 5558, 6440, 7940, 8050, 9131, 9925, 11116, 13895, 15880, 16100, 18262, 19850, 22232, 27790, 32200, 36524, 39700, 45655, 55580, 63917, 69475, 73048, 79400, 91310, 111160, 127834, 138950, 182620, 228275, 255668, 277900, 319585, 365240, 456550, 511336, 555800, 639170, 913100, 1278340, 1597925, 1826200, 2556680, 3195850, 6391700, 12783400]

約数ペア:

[(1, 12783400), (2, 6391700), (4, 3195850), (5, 2556680), (7, 1826200), (8, 1597925), (10, 1278340), (14, 913100), (20, 639170), (23, 555800), (25, 511336), (28, 456550), (35, 365240), (40, 319585), (46, 277900), (50, 255668), (56, 228275), (70, 182620), (92, 138950), (100, 127834), (115, 111160), (140, 91310), (161, 79400), (175, 73048), (184, 69475), (200, 63917), (230, 55580), (280, 45655), (322, 39700), (350, 36524), (397, 32200), (460, 27790), (575, 22232), (644, 19850), (700, 18262), (794, 16100), (805, 15880), (920, 13895), (1150, 11116), (1288, 9925), (1400, 9131), (1588, 8050), (1610, 7940), (1985, 6440), (2300, 5558), (2779, 4600), (3176, 4025), (3220, 3970)]