19628200

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1$

素因数の和:307

約数の個数: 96

約数和(自身を含む): 50621760

約数和(自身を除く): 30993560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 25, 34, 40, 46, 50, 68, 85, 92, 100, 115, 136, 170, 184, 200, 230, 251, 340, 391, 425, 460, 502, 575, 680, 782, 850, 920, 1004, 1150, 1255, 1564, 1700, 1955, 2008, 2300, 2510, 3128, 3400, 3910, 4267, 4600, 5020, 5773, 6275, 7820, 8534, 9775, 10040, 11546, 12550, 15640, 17068, 19550, 21335, 23092, 25100, 28865, 34136, 39100, 42670, 46184, 50200, 57730, 78200, 85340, 98141, 106675, 115460, 144325, 170680, 196282, 213350, 230920, 288650, 392564, 426700, 490705, 577300, 785128, 853400, 981410, 1154600, 1962820, 2453525, 3925640, 4907050, 9814100, 19628200]

約数ペア:

[(1, 19628200), (2, 9814100), (4, 4907050), (5, 3925640), (8, 2453525), (10, 1962820), (17, 1154600), (20, 981410), (23, 853400), (25, 785128), (34, 577300), (40, 490705), (46, 426700), (50, 392564), (68, 288650), (85, 230920), (92, 213350), (100, 196282), (115, 170680), (136, 144325), (170, 115460), (184, 106675), (200, 98141), (230, 85340), (251, 78200), (340, 57730), (391, 50200), (425, 46184), (460, 42670), (502, 39100), (575, 34136), (680, 28865), (782, 25100), (850, 23092), (920, 21335), (1004, 19550), (1150, 17068), (1255, 15640), (1564, 12550), (1700, 11546), (1955, 10040), (2008, 9775), (2300, 8534), (2510, 7820), (3128, 6275), (3400, 5773), (3910, 5020), (4267, 4600)]