17969900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{601}}^1$

素因数の和:651

約数の個数: 72

約数和(自身を含む): 43893024

約数和(自身を除く): 25923124

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 25, 26, 46, 50, 52, 65, 92, 100, 115, 130, 230, 260, 299, 325, 460, 575, 598, 601, 650, 1150, 1196, 1202, 1300, 1495, 2300, 2404, 2990, 3005, 5980, 6010, 7475, 7813, 12020, 13823, 14950, 15025, 15626, 27646, 29900, 30050, 31252, 39065, 55292, 60100, 69115, 78130, 138230, 156260, 179699, 195325, 276460, 345575, 359398, 390650, 691150, 718796, 781300, 898495, 1382300, 1796990, 3593980, 4492475, 8984950, 17969900]

約数ペア:

[(1, 17969900), (2, 8984950), (4, 4492475), (5, 3593980), (10, 1796990), (13, 1382300), (20, 898495), (23, 781300), (25, 718796), (26, 691150), (46, 390650), (50, 359398), (52, 345575), (65, 276460), (92, 195325), (100, 179699), (115, 156260), (130, 138230), (230, 78130), (260, 69115), (299, 60100), (325, 55292), (460, 39065), (575, 31252), (598, 30050), (601, 29900), (650, 27646), (1150, 15626), (1196, 15025), (1202, 14950), (1300, 13823), (1495, 12020), (2300, 7813), (2404, 7475), (2990, 6010), (3005, 5980)]