19041700

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{487}}^1$

素因数の和:541

約数の個数: 72

約数和(自身を含む): 45747072

約数和(自身を除く): 26705372

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 25, 34, 46, 50, 68, 85, 92, 100, 115, 170, 230, 340, 391, 425, 460, 487, 575, 782, 850, 974, 1150, 1564, 1700, 1948, 1955, 2300, 2435, 3910, 4870, 7820, 8279, 9740, 9775, 11201, 12175, 16558, 19550, 22402, 24350, 33116, 39100, 41395, 44804, 48700, 56005, 82790, 112010, 165580, 190417, 206975, 224020, 280025, 380834, 413950, 560050, 761668, 827900, 952085, 1120100, 1904170, 3808340, 4760425, 9520850, 19041700]

約数ペア:

[(1, 19041700), (2, 9520850), (4, 4760425), (5, 3808340), (10, 1904170), (17, 1120100), (20, 952085), (23, 827900), (25, 761668), (34, 560050), (46, 413950), (50, 380834), (68, 280025), (85, 224020), (92, 206975), (100, 190417), (115, 165580), (170, 112010), (230, 82790), (340, 56005), (391, 48700), (425, 44804), (460, 41395), (487, 39100), (575, 33116), (782, 24350), (850, 22402), (974, 19550), (1150, 16558), (1564, 12175), (1700, 11201), (1948, 9775), (1955, 9740), (2300, 8279), (2435, 7820), (3910, 4870)]