47491780

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:103

約数の個数: 120

約数和(自身を含む): 124229952

約数和(自身を除く): 76738172

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 43, 46, 49, 70, 86, 92, 98, 115, 140, 161, 172, 196, 215, 230, 245, 301, 322, 343, 430, 460, 490, 602, 644, 686, 805, 860, 980, 989, 1127, 1204, 1372, 1505, 1610, 1715, 1978, 2107, 2254, 2401, 3010, 3220, 3430, 3956, 4214, 4508, 4802, 4945, 5635, 6020, 6860, 6923, 7889, 8428, 9604, 9890, 10535, 11270, 12005, 13846, 14749, 15778, 19780, 21070, 22540, 24010, 27692, 29498, 31556, 34615, 39445, 42140, 48020, 48461, 55223, 58996, 69230, 73745, 78890, 96922, 103243, 110446, 138460, 147490, 157780, 193844, 206486, 220892, 242305, 276115, 294980, 339227, 412972, 484610, 516215, 552230, 678454, 969220, 1032430, 1104460, 1356908, 1696135, 2064860, 2374589, 3392270, 4749178, 6784540, 9498356, 11872945, 23745890, 47491780]

約数ペア:

[(1, 47491780), (2, 23745890), (4, 11872945), (5, 9498356), (7, 6784540), (10, 4749178), (14, 3392270), (20, 2374589), (23, 2064860), (28, 1696135), (35, 1356908), (43, 1104460), (46, 1032430), (49, 969220), (70, 678454), (86, 552230), (92, 516215), (98, 484610), (115, 412972), (140, 339227), (161, 294980), (172, 276115), (196, 242305), (215, 220892), (230, 206486), (245, 193844), (301, 157780), (322, 147490), (343, 138460), (430, 110446), (460, 103243), (490, 96922), (602, 78890), (644, 73745), (686, 69230), (805, 58996), (860, 55223), (980, 48461), (989, 48020), (1127, 42140), (1204, 39445), (1372, 34615), (1505, 31556), (1610, 29498), (1715, 27692), (1978, 24010), (2107, 22540), (2254, 21070), (2401, 19780), (3010, 15778), (3220, 14749), (3430, 13846), (3956, 12005), (4214, 11270), (4508, 10535), (4802, 9890), (4945, 9604), (5635, 8428), (6020, 7889), (6860, 6923)]