19001450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:120

約数の個数: 96

約数和(自身を含む): 41997312

約数和(自身を除く): 22995862

約数列:

[1, 2, 5, 10, 13, 23, 25, 26, 31, 41, 46, 50, 62, 65, 82, 115, 130, 155, 205, 230, 299, 310, 325, 403, 410, 533, 575, 598, 650, 713, 775, 806, 943, 1025, 1066, 1150, 1271, 1426, 1495, 1550, 1886, 2015, 2050, 2542, 2665, 2990, 3565, 4030, 4715, 5330, 6355, 7130, 7475, 9269, 9430, 10075, 12259, 12710, 13325, 14950, 16523, 17825, 18538, 20150, 23575, 24518, 26650, 29233, 31775, 33046, 35650, 46345, 47150, 58466, 61295, 63550, 82615, 92690, 122590, 146165, 165230, 231725, 292330, 306475, 380029, 413075, 463450, 612950, 730825, 760058, 826150, 1461650, 1900145, 3800290, 9500725, 19001450]

約数ペア:

[(1, 19001450), (2, 9500725), (5, 3800290), (10, 1900145), (13, 1461650), (23, 826150), (25, 760058), (26, 730825), (31, 612950), (41, 463450), (46, 413075), (50, 380029), (62, 306475), (65, 292330), (82, 231725), (115, 165230), (130, 146165), (155, 122590), (205, 92690), (230, 82615), (299, 63550), (310, 61295), (325, 58466), (403, 47150), (410, 46345), (533, 35650), (575, 33046), (598, 31775), (650, 29233), (713, 26650), (775, 24518), (806, 23575), (943, 20150), (1025, 18538), (1066, 17825), (1150, 16523), (1271, 14950), (1426, 13325), (1495, 12710), (1550, 12259), (1886, 10075), (2015, 9430), (2050, 9269), (2542, 7475), (2665, 7130), (2990, 6355), (3565, 5330), (4030, 4715)]