38720696

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{457}}^1$

素因数の和:576

約数の個数: 64

約数和(自身を含む): 89035200

約数和(自身を除く): 50314504

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 89, 119, 136, 178, 238, 356, 457, 476, 623, 712, 914, 952, 1246, 1513, 1828, 2492, 3026, 3199, 3656, 4984, 6052, 6398, 7769, 10591, 12104, 12796, 15538, 21182, 25592, 31076, 40673, 42364, 54383, 62152, 81346, 84728, 108766, 162692, 217532, 284711, 325384, 435064, 569422, 691441, 1138844, 1382882, 2277688, 2765764, 4840087, 5531528, 9680174, 19360348, 38720696]

約数ペア:

[(1, 38720696), (2, 19360348), (4, 9680174), (7, 5531528), (8, 4840087), (14, 2765764), (17, 2277688), (28, 1382882), (34, 1138844), (56, 691441), (68, 569422), (89, 435064), (119, 325384), (136, 284711), (178, 217532), (238, 162692), (356, 108766), (457, 84728), (476, 81346), (623, 62152), (712, 54383), (914, 42364), (952, 40673), (1246, 31076), (1513, 25592), (1828, 21182), (2492, 15538), (3026, 12796), (3199, 12104), (3656, 10591), (4984, 7769), (6052, 6398)]